Physics Girl Archive Channel

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. Dianna Cowern from Physics Girl and Simone Giertz take this viral bucket riddle to the real world with a physical test. Which tank will fill first? Subscribe to Physics Girl: http://youtube.com/physicsgirl Subscribe to Simone Giertz! http://youtube.com/simonegiertz Try 23andMe at https://www.23andme.com/physicsgirl If you liked this video check out these: I built an acoustic LEVITATOR! Making liquid float on air https://www.youtube.com/watch?v=ABjRnSYw-4k Can you solve the bowl riddle? ft. Kurt Hugo Schneider https://www.youtube.com/watch?v=z0JpgEOLezY http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Editor: Jabril Ashe Thanks to Kyle Kitzmiller and Simone Giertz! The answer to the second riddle is F. But only if you again make many ridiculous assumptions that are not specified in these ridiculous viral riddles. https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. Bubbling air through sand can cause it to act like a liquid. Dianna Cowern and William Osman try to reproduce this popular GIF on Physics Girl. Sand liquefied! Check out William Osman: https://www.youtube.com/channel/UCfMJ2MchTSW2kWaT0kK94Yw Thanks to Udacity for supporting PBS Digital Studios. For a limited-time discount, go to http://www.Udacity.com/physics-girl. If you liked this video check out these: FIRE IN FREEFALL - rare physics experiment https://www.youtube.com/watch?v=VAA_dNq_-8c How Fluid Can Climb Upward! SLIME EXPERIMENT https://www.youtube.com/watch?v=Z99bsizp4bY The glass beads used in place of beach sand were called "Multipurpose abrasive blasting media, Glass Beads." We bought 60-120 and 70-140 Mesh Size and ended up using the larger diameter beads. http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Editing: Jabril Ashe Animations: Kyle Norby Thanks to William, John, and Kyle Kitzmiller PO Box 9281 San Diego, CA 92169 Music: APM and YouTube “On the Bach” https://rumblevideoarchive.wordpress.com/

241017 Like and subscribe. This is an archive, check the link in the end if you are owner. Can you solve the bottle riddle and the magnet riddle? I challenged Susan Wojcicki, the CEO of YouTube to 2 physics riddles. See how you can do. If you liked this video check out these: Can you solve the bowl riddle? ft. Kurt Hugo Schneider https://www.youtube.com/watch?v=z0JpgEOLezY 5 LIFE HACKS BASED ON SCIENCE https://www.youtube.com/watch?v=buVUvnM_AzU More physics and stuff http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator/Host: Dianna Cowern Editor: Jabril Ashe Animations: Kyle Norby Consultant: Daniel Walsh Thanks to Kyle Kitzmiller, Susan Wojcicki, the YouTube Team and Ashley Warner! https://rumblevideoarchive.wordpress.com/

190123 Like and subscribe. This is an archive, check the link in the end if you are owner. Check out Jabril's video here on SEFD Science → https://www.youtube.com/watch?v=szEsTDmVIkU CuriosityStream: http://curiositystream.com/physicsgirl Dianna Cowern runs Physics Girl full time. Here she discusses her path to studying physics and doing physics research before moving on to other, less prestigious, career pursuits. If you liked this video check out these: What do programmers actually do? https://www.youtube.com/watch?v=g4a7_HH9Wbg& My dad was hit by lightning (TWICE!) https://www.youtube.com/watch?v=9-E7koihWF4 http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Thanks to Jabril Ashe! PO BOX ADDRESS: Physics Girl PO Box 9281 San Diego CA, 92169 https://rumblevideoarchive.wordpress.com/

190123 Like and subscribe. This is an archive, check the link in the end if you are owner. Slow-motion fire experiment in microgravity done by dropping a box with a GoPro and candle inside. Physics Girl tests a candle in free-fall. If you liked this video check out these: Why this skateboarding trick should be IMPOSSIBLE ft. Rodney Mullen https://www.youtube.com/watch?v=yFRPhi0jhGc Experiments with $100,000+ Speakers https://www.youtube.com/watch?v=wqH1F96OBWo Check out Dan Walsh’s incredible mathematical art here: http://danielwalsh.tumblr.com/tableofcontents Check out Kyle Kitzmiller’s work here: http://ziplaunchpad.sdsu.edu/staff PO BOX ADDRESS: Physics Girl PO Box 9281 San Diego CA, 92169 http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Consultant: Dan Walsh Thanks to Kyle Kitzmiller and Jabril Ashe! https://rumblevideoarchive.wordpress.com/

281219 Like and subscribe. This is an archive, check the link in the end if you are owner. These short, simple life hacks are based on physics. Detangle your headphones, remove sticker residue, check if sunglasses are polarized, cool your car faster, and avoid getting static shock! Check out these Chemistry Life Hacks on ACS Reactions! https://www.youtube.com/watch?v=mAqJmEjCy4E https://www.youtube.com/watch?v=ReGfd_s9gXA Check out ACS Reactions Channel: https://www.youtube.com/user/ACSReactions PO BOX ADDRESS: Physics Girl PO Box 9281 San Diego CA, 92169 http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Editor: Jabril Ashe Animations: Kyle Norby Demonstrations: Ashley Warner Advisor: Dan Walsh Thanks to Elaine Seward and ACS Reactions! Thanks to Kyle Kitzmiller and Sophia Chen Spool Car Toy made by William Osman https://www.youtube.com/channel/UCfMJ2MchTSW2kWaT0kK94Yw MORE STATIC ELECTRICITY SCIENCE https://www.youtube.com/watch?v=4S0EBxT60pw Headphone Science Source http://blogs.discovermagazine.com/seriouslyscience/2014/06/18/scientific-explanation-earphones-always-tangled/#.WabqrK2ZNE4 https://rumblevideoarchive.wordpress.com/

180817 Like and subscribe. This is an archive, check the link in the end if you are owner. A total solar eclipse passed across North America on August 21, 2017. Are there other total solar eclipses in the solar system? Get your first two months of CuriosityStream free by going to http://curiositystream.com/physicsgirl and using the promo code “physicsgirl” Do Mars moons, or Jupiter moons cause total solar eclipses? If you liked this video check out these: Difference between a solar and lunar eclipse: https://www.youtube.com/watch?v=rVE8PFYlwSM Seeing the Smallest Thing in the Universe https://www.youtube.com/watch?v=6IeeshkVATY http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Writer: Sophia Chen Editing: Jabril Ashe Sources: http://curious.astro.cornell.edu/about-us/127-observational-astronomy/lunar-and-solar-eclipses/general-questions/772-are-there-eclipses-on-other-planets-intermediate https://www.nasa.gov/centers/goddard/multimedia/largest/triple_eclipse.jpg.html https://saturn.jpl.nasa.gov/galleries/images/ https://rumblevideoarchive.wordpress.com/

110123 Like and subscribe. This is an archive, check the link in the end if you are owner. What is perfect pitch, or absolute pitch? Can it be learned? How does timbre, or the type of instrument affect perfect pitch? Physics explains! If you liked this video check out these: Singing this Note is IMPOSSIBLE! https://www.youtube.com/watch?v=F64xcPKKES8 How I broke a wine glass with my VOICE (using science!) https://www.youtube.com/watch?v=Oc27GxSD_bI&list=PLGO_AWB1C4GQNjzUisiwxQapnSeYfTsIb phyphox app: http://phyphox.org Audio wave website: https://meettechniek.info/additional/additive-synthesis.html http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Editor: Jabril Ashe & Dianna Cowern Videography: Eric Birkemeier Animations: Kyle Norby Story Consultant: Kate Furby Many thanks to Anna, Miren, Jeff, Cat, Teresa and Idella! Sources and further reading: http://asa.scitation.org/doi/10.1121/1.4808626 https://www.ncbi.nlm.nih.gov/books/NBK11007/ https://news.uchicago.edu/article/2015/05/28/acquiring-perfect-pitch-may-be-possible-some-adults https://www.sciencedaily.com/releases/2015/05/150528123917.htm https://www.researchgate.net/publication/41194498_Learning_the_Special_Note_Evidence_for_a_Critical_Period_for_Absolute_Pitch_Acquisition http://www.sciencedirect.com/science/article/pii/S0010027715000621 https://rumblevideoarchive.wordpress.com/

210519 Like and subscribe. This is an archive, check the link in the end if you are owner. The mantis shrimp punch is fast enough to boil water! How much force do they create, and how is physics preventing them from being any faster? Find out how mantis shrimp cause cavitation! Deep Look talks about crazy Mantis Shrimp eyes → https://www.youtube.com/watch?v=Lm1ChtK9QDU Check out Deep Look → https://www.youtube.com/user/KQEDDeepLook Many thanks to Dr. Maya deVries. http://scrippsscholars.ucsd.edu/mdevries/biocv Dr. Sheila Patek https://pateklab.biology.duke.edu/mechanics-movement-mantis-shrimp Papers https://link.springer.com/article/10.1007/s00442-016-3667-5 http://iopscience.iop.org/article/10.1088/1748-3182/9/1/016014/meta https://www.nature.com/nature/journal/v413/n6855/full/413477a0.html http://jeb.biologists.org/content/208/19/3655 Creator: Dianna Cowern Editor: Jabril Ashe Animations: Kyle Norby Research: Kate Furby Videography: Eric Birkemeier https://www.youtube.com/channel/UCpgtBGMKxo3Xy8kQ-q4hVrg Thanks to Kyle Kitzmiller for providing the vacuum chamber! I forgot him in the credits. Maya/Kate footage: Geoff Palomino and Debbie Meyer Force Graph Credits: http://jeb.biologists.org/content/208/19/3655 “Extreme impact and cavitation forces of a biological hammer: strike forces of the peacock mantis shrimp Odontodactylus scyllarus” - S. N. Patek, R. L. Caldwell, Journal of Experimental Biology 2005 208: 3655-3664; doi: 10.1242/jeb.01831 National Geographic Video https://www.youtube.com/watch?v=PpW9RIy7Gus Smithsonian Channel Video https://www.youtube.com/watch?v=DtNAqK_V-lg&t=47s Earth Unplugged https://www.youtube.com/watch?v=ti2Uoc1RXuQ&t=34s Wichita Entertainment https://www.youtube.com/watch?v=ZxeMSETmS7c https://rumblevideoarchive.wordpress.com/

130123 Like and subscribe. This is an archive, check the link in the end if you are owner. The fastest particles ever detected in the universe are still a mystery to science. Get your first two months of CuriosityStream free by going to http://curiositystream.com/physicsgirl and using the promo code “physicsgirl” Cosmic rays are particles from space. The most energetic and fastest particles we’ve ever detected come from a mystery place. In this video inspired by the book, “We Have No Idea,” we investigate two mysteries where things fall from the sky. If you liked this video check out these: How to shrink a quarter with electricity! https://www.youtube.com/watch?v=d2TDXKfBaMQ&list=PLGO_AWB1C4GQeuGDLcQp23MQwxpbvV3TH&index=4 I Visited the First Gravitational Wave Detector! LIGO | STELLAR https://www.youtube.com/watch?v=jtp71NT0GNg http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Editor: Jabril Ashe Animator: Kyle Norby Research/Writing: Daniel Whiteson, Sophia Chen, Dianna Cowern Comic Illustrations: Jorge Cham https://rumblevideoarchive.wordpress.com/

120123 Like and subscribe. This is an archive, check the link in the end if you are owner. How unusual non-linear crystals can entangle particles of light, or photons. Thanks to non-profit edX.org for sponsoring this video. Go to http://bit.ly/edXPhysicsGirl to learn more about MIT's Circuits and Electronics course or other classes from some of the top universities in the world. Quantum entanglement involves a special process of splitting photons into two. But it involves a process and a crystal that can split photons. How does that lead to entangled particles? To find out more about the specifics of how to entangle photons, check out this awesome video from whentheappledrops https://www.youtube.com/watch?v=ixCljzqHkHI If you liked this video check out these: What is the MAGIC RUSSIAN DIAMOND? https://www.youtube.com/watch?v=0bS7p3e6Lb4 Only some humans can see this type of light https://www.youtube.com/watch?v=CSu0cV3fqi8 http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Research: Sophia Chen Thanks to: Jabril Ashe, Ashley Warner, Rebecca Holmes and Dan Walsh https://rumblevideoarchive.wordpress.com/

180123 Like and subscribe. This is an archive, check the link in the end if you are owner. How did you answer the spool riddle? Try SquareSpacepace at http://squarespace.com/physicsgirl Special guest Anne Wojcicki, entrepreneur, biologist and CEO of 23andMe, joins Physics Girl for the answer(s?!) to the spool riddle and for a genetics riddle! First Video: https://youtu.be/BnxG0RqP080 If you liked this video check out these: Can YOU solve the magnet riddle? ft YouTube CEO Susan Wojcicki https://www.youtube.com/watch?v=oq6HFcFS2IE&list=PLGO_AWB1C4GTLljYFhX2XUYzKQtMocI_K&index=15 WHICH TANK FILLS FIRST? ft. Simone Giertz https://www.youtube.com/watch?v=oxbuFwW5f-Q&list=PLGO_AWB1C4GTLljYFhX2XUYzKQtMocI_K&index=11 Creator: Dianna Cowern Editor: Jabril Ashe Animator: Kyle Norby Thanks to: Anne Wojcicki, the 23andMe staff and Dan Walsh I first heard this riddle from Derek Muller of Veritasium during a talk he gave. It stuck with me as a fun hands-on riddle to ask in person. Plus he gave me his blessing to use it in a video. He hates riddles anyways. ••••••••••••••••••••••••••••••••••••••••­­­••••••••••• Keep up with my less sciencey shenanigans: INSTAGRAM: http://instagram.com/thephysicsgirl TWITTER: http://twitter.com/thephysicsgirl FACEBOOK: http://facebook.com/thephysicsgirl https://rumblevideoarchive.wordpress.com/

120123 Like and subscribe. This is an archive, check the link in the end if you are owner. Can you answer the spool riddle? Special guest Anne Wojcicki joins Physics Girl for the answer(s?!) to the hiker riddle and to hear the next riddle in the series. First Video: https://youtu.be/BnxG0RqP080 If you liked this video check out these: Can YOU solve the magnet riddle? ft YouTube CEO Susan Wojcicki https://www.youtube.com/watch?v=oq6HFcFS2IE&list=PLGO_AWB1C4GTLljYFhX2XUYzKQtMocI_K&index=15 Can you solve the BOWL RIDDLE? ft. Kurt Hugo Schneider https://www.youtube.com/watch?v=z0JpgEOLezY Creator: Dianna Cowern Editor: Jabril Ashe Animator: Kyle Norby Thanks to: Anne Wojcicki, the 23andMe staff and Dan Walsh I first heard this riddle from Derek Muller of Veritasium during a talk he gave. It stuck with me as a fun hands-on riddle to ask in person. Plus he gave me his blessing to use it in a video. He hates riddles anyways. ••••••••••••••••••••••••••••••••••••••••­­­••••••••••• Keep up with my less sciencey shenanigans: INSTAGRAM: http://instagram.com/thephysicsgirl TWITTER: http://twitter.com/thephysicsgirl FACEBOOK: http://facebook.com/thephysicsgirl https://rumblevideoarchive.wordpress.com/

270517 Like and subscribe. This is an archive, check the link in the end if you are owner. Try Skillshare at http://skl.sh/physicsgirl I ask Anne Wojcicki, founder and CEO of 23andMe to answer some logic and physics riddles. Yes, it's mean and fun. Hiker Riddle Solution Here! https://www.youtube.com/watch?v=DkkqhzatasI If you liked this video check out our physics puzzles and riddles playlist https://www.youtube.com/playlist?list=PLGO_AWB1C4GTLljYFhX2XUYzKQtMocI_K By the way, Physics Girl has previously been sponsored by 23andMe. 23andMe did not sponsor or influence the content of this video! Though Dianna has followed Anne's work for a while, and her kids are fans of Physics Girl, so the rest is history. Creator: Dianna Cowern Editor: Jabril Ashe Animator: Kyle Norby Thanks to: Anne Wojcicki, the 23andMe staff and Dan Walsh ••••••••••••••••••••••••••••••••••••••••­­­••••••••••• Keep up with my less sciencey shenanigans: INSTAGRAM: http://instagram.com/thephysicsgirl TWITTER: http://twitter.com/thephysicsgirl FACEBOOK: http://facebook.com/thephysicsgirl ••••••••••••••••••••••••••••••••••••••••­­­••••••••••• https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. Try 23andMe at http://23andme.com/physicsgirl Original paper: https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.118.060401 How do you test quantum mechanics with ancient stars? A new experiment aims to close loopholes to the iconic "Quantum Bell Test", with new results published in Feb. 2017! If you liked this video check out these: What is a Black Hole? - Stephen Hawking's final theory https://www.youtube.com/watch?v=SdySHadrYAA Why aren't plants black? 🌿 https://www.youtube.com/watch?v=3BRP4wcSCM0 Creator/host: Dianna Cowern Animator: Kyle Norby Writer: Sophia Chen Editor: Jabril Ashe https://instagram.com/thephysicsgirl https://facebook.com/thephysicsgirl https://twitter.com/thephysicsgirl https://physicsgirl.org Paper: https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.118.060401 Photo of detector thumbs-up and quantum receiver apparatus photo: Thomas Scheidl Guth/Zeilinger/Kaiser photo: Ari Daniel Cosmic Bell Group photo: Courtesy Dave Kaiser Music: APM and YouTube https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. Check out Bruce’s zero g video on e-penser! https://youtu.be/lVTTpKShVtE Check out Derek’s video on Veritasium! https://youtu.be/xdJwG_9kF8s Try Squarespace at https://squarespace.com/physicsgirl and use code "PHYSICS" for a 10% discount. The zero g plane, also known as a parabolic flight, or the vomit comet, flies in parabolic trajectories to give a brief experience of weightlessness. This flight, operated by Novespace in Bordeaux, France, offered 14 weightless parabolas, 2 parabolas with a simulation of moon gravity, and one with Mars gravity. I brought some demos to try out on the vomit comet, with little to no success. But who can ever prepare for these weightless things? Watch to find out whether I threw up! If you liked this video check out these: I Visited the First Gravitational Wave Detector! LIGO https://www.youtube.com/watch?v=jtp71NT0GNg Should you go to Mars? ft Bill Nye https://www.youtube.com/watch?v=TDYDdr4HVdQ& Creator: Dianna Cowern Animator: Kyle Norby Resident physics PhD student: Dan Walsh http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl music: APM https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. How to shrink a quarter: https://www.youtube.com/watch?v=d2TDXKfBaMQ Oxygen is magnetic? https://www.youtube.com/watch?v=pB-qAwkgfFQ Get your first two months of CuriosityStream free by going to http://curiositystream.com/physicsgirl and using the promo code “physicsgirl” When we cut the electricity to an inductor, we get a sudden intense spark across the switch. This is known as inductive kickback or a back EMF and is produced because of Faraday’s Law of Induction. Not mean to be tried at home! The inductor doesn’t want to change its current, so the change in magnetic field creates an EMF resulting in a high voltage across the switch. #PHYSICS http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator/Host: Dianna Cowern Editor: Jabril Ashe Animations: Dianna, Jabril & Kyle Norby Thanks to Dan Walsh, Josh Wolfe, and the MIT Technical Services Group! Music: APM and YouTube Happy Physicsing! https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. Try 23andMe at http://23andme.com/physicsgirl Liquid oxygen has unusual magnetic properties. This demonstration with the MIT Technical Services Group and a crazy blowtorch demonstration on the curie point of iron share a glimpse into how different kinds of magnetism work. If you liked this video check out these: The HIDDEN Magnets in Your Phone! ft. MKBHD https://www.youtube.com/watch?v=HodWkE0G28M 5 weird ways to put out a candle https://www.youtube.com/watch?v=WainnKKtGZI Creator: Dianna Cowern Editor: Jabril Ashe Thanks to: Josh Wolfe, Andy Neely and MIT TSG https://instagram.com/thephysicsgirl https://facebook.com/thephysicsgirl https://twitter.com/thephysicsgirl https://physicsgirl.org https://rumblevideoarchive.wordpress.com/

140123 Like and subscribe. This is an archive, check the link in the end if you are owner. I sit down with Zach Weinersmith from SMBC comics to ask him some physics trivia and logic riddles! Find Zach at: www.smbc-comics.com/ If you liked this video check out these: Physics Puzzles and Riddles Playlist https://www.youtube.com/playlist?list=PLGO_AWB1C4GTLljYFhX2XUYzKQtMocI_K SPOOL RIDDLE - Which way will it roll? https://www.youtube.com/watch?v=DkkqhzatasI&list=PLGO_AWB1C4GTLljYFhX2XUYzKQtMocI_K&index=9 What are the base SI units? The prisoner hat riddle The $20 true or false riddle Creator: Dianna Cowern Animations: Kyle Norby and Dianna Cowern Thanks to Zach Weinersmith, Lloyd, and Ashley Warner twitter, facebook, instagram: @thephysicsgirl https://rumblevideoarchive.wordpress.com/

301219 Like and subscribe. This is an archive, check the link in the end if you are owner. Hawaii is known for its volcanoes, but most volcanoes on earth exist along tectonic plate lines. Hawaii does not! What causes Hawaii to form, and how is it related to the mystery of a magnetic bar code across the Pacific Ocean? Host Dianna Cowern chatted with geologist Noah Randolph-Flagg from UC Berkeley while hiking on the island of Kauai. Check out the It's Okay to Be Smart video on Plate Tectonics! https://www.youtube.com/watch?v=KB7HzF2O3Kg If you liked this video check out these: Why do mirrors flip horizontally (but not vertically)? https://www.youtube.com/watch?v=vBpxhfBlVLU&list=PLGO_AWB1C4GQFuzCJ0g7JxPGpwpMCuU1F&index=2 What stretching actually does to your body ft. Sofie Dossi https://www.youtube.com/watch?v=1JgBp7dX4AU&list=PLGO_AWB1C4GQFuzCJ0g7JxPGpwpMCuU1F&index=6& Producer/Host: Dianna Cowern Editor: Jabril Ashe Research: Sophia Chen Animations: Kyle Norby http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Convection Footage: Singing Geologist https://www.youtube.com/watch?v=0mUU69ParFM Volcano Footage: Kenneth https://www.youtube.com/watch?v=m55I4I0peS8 Satellite images of Hawaii: NASA Stock Footage: Pixabay https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. The TRAPPIST-1 exoplanet system has seven earth-like planets and is only 39 lightyears away! I am joined by Professor Adam Burgasser and Dr. Katherine Deck, both astrophysicists on the Nature paper to discuss the discovery of this planetary system. Check out this TRAPPIST video by PBS SpaceTime! https://www.youtube.com/watch?v=h871oE5QkTU Subscribe to Physics Girl: https://www.youtube.com/subscription_center?add_user=physicswoman Join exclusive, nerdy Physics Girl mailing list: http://physicsgirl.org/ http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Creator: Dianna Cowern Editor, Videographer, Host, Head Nerd, Puller-of-all-Nighter-to-Finish-Video: Dianna Cowern Visuals: ESO/NASA Ocean Visual: Pixabay Music: APM/YouTube Sources: https://www.jpl.nasa.gov/spaceimages/details.php?id=PIA21428 http://www.nature.com/nature/journal/v542/n7642/full/nature21360.html http://www.nature.com/news/these-seven-alien-worlds-could-help-explain-how-planets-form-1.21512 https://rumblevideoarchive.wordpress.com/

180123 Like and subscribe. This is an archive, check the link in the end if you are owner. Why are plants green? Is there a reason plants evolved to be green, globally? What does it have to do with the color of the sunlight coming down through our atmosphere? If you liked this video check out these: Bandaids Glow when Opening?! | EVERYDAY MYSTERIES https://www.youtube.com/watch?v=DIILDg2d3Yk Why Hawaii's volcano is so UNUSUAL https://www.youtube.com/watch?v=k0tnqPmwWvk http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebook.com/thephysicsgirl http://instagram.com/thephysicsgirl Help us translate our videos! http://www.youtube.com/timedtext_cs_panel?c=UC7DdEm33SyaTDtWYGO2CwdA&tab=2 Creator: Dianna Cowern Editor: Jabril Ashe Hamburger eater: Jabril Ashe Colorful Planet Artist: Ashley Warner Thanks to: Dan Walsh, Kyle Kitzmiller, Joe Hanson and Kyle Norby Sources: Black Nigrescens Plant: http://www.thedangergarden.com/2013/02/ophiopogon-planiscapus-nigrescens-my.html With permission from Loree Bohl, thedangergarden.com Green Nigrescens Plant: With permission from © Davis Landscape Architecture, London, UK http://www.davisla.com Solar spectrum adapted from: https://commons.wikimedia.org/wiki/File:Solar_Spectrum.png Chlorophyll spectrum adapted from: http://www.austincc.edu/biocr/1406/labm/ex7/prelab_7_4.htm The Functional Significance of Black-Pigmented Leaves: Photosynthesis, Photoprotection and Productivity in Ophiopogon planiscapus ‘Nigrescens’ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3691134/ Functional evolution of photochemical energy transformations in oxygen-producing organisms http://www.publish.csiro.au/FP/pdf/FP09087 Evolutionary Competition Between Primitive Photosynthetic Systems: Existence of an early purple Earth? http://adsabs.harvard.edu/abs/2006AAS...209.0605S A Compilation of Selected Data on Solar Radiation at Sea Level http://www.dtic.mil/dtic/tr/fulltext/u2/646355.pdf Green Light Drives CO2 Fixation Deep Within Leaves http://pcp.oxfordjournals.org/content/39/10/1020.full.pdf+html Green Light Drives Leaf Photosynthesis More Efficiently than Red Light in Strong White Light: Revisiting the Enigmatic Question of Why Leaves are Green http://pcp.oxfordjournals.org/content/50/4/684.full.pdf+html http://msue.anr.msu.edu/news/green_light_is_it_important_for_plant_growth https://www.researchgate.net/publication/40900745_Cost_and_color_of_photosynthesis http://www.annualreviews.org/doi/abs/10.1146/annurev-arplant-042110-103811 The sensitivity of the human eye to different colors https://www.ecse.rpi.edu/~schubert/Light-Emitting-Diodes-dot-org/Sample-Chapter.pdf Music: APM https://rumblevideoarchive.wordpress.com/

200217 Like and subscribe. This is an archive, check the link in the end if you are owner. Physics Girl is a channel created by Dianna Cowern about physics, astronomy and science-related topics. The show features fun DIY demos, unusual and cutting-edge research, space, and expert interviews! https://rumblevideoarchive.wordpress.com/

140123 Like and subscribe. This is an archive, check the link in the end if you are owner. How can you time 45 minutes with 2 sticks that each burn for one hour? Simone's channel: https://www.youtube.com/channel/UC3KEoMzNz8eYnwBC34RaKCQ First riddle video: https://www.youtube.com/watch?v=qplG78Guaa4 Second riddle video: https://youtu.be/ri49dTluKPU Creator: Dianna Cowern Editor: Dianna Cowern Visuals: Kyle Norby Subscribe to Physics Girl for more fun physics! https://www.youtube.com/subscription_center?add_user=physicswoman Help us translate our videos! http://www.youtube.com/timedtext_cs_panel?c=UC7DdEm33SyaTDtWYGO2CwdA&tab=2 Twitter: http://twitter.com/thephysicsgirl Facebook: http://facebook.com/thephysicsgirl Instagram: http://instagram.com/thephysicsgirl https://rumblevideoarchive.wordpress.com/

150123 Like and subscribe. This is an archive, check the link in the end if you are owner. Video on Simone's channel! https://www.youtube.com/watch?v=O3G9PuDZ_8c&t=40s Simone's channel: https://www.youtube.com/channel/UC3KEoMzNz8eYnwBC34RaKCQ First riddle video: https://www.youtube.com/watch?v=qplG78Guaa4 0:22 - riddle #1 - the falling wooden and iron balls 1:54 - answer to riddle #1 4:20 - simone asks me a question about transistors! 5:40 - riddle #2 - the boat/rock puzzle Creator: Dianna Cowern Editor: Jabril Ashe & Dianna Cowern Thanks to Dan Walsh and Kyle Norby! Subscribe to Physics Girl for more fun physics! https://www.youtube.com/subscription_center?add_user=physicswoman Help us translate our videos! http://www.youtube.com/timedtext_cs_panel?c=UC7DdEm33SyaTDtWYGO2CwdA&tab=2 Twitter: http://twitter.com/thephysicsgirl Facebook: http://facebook.com/thephysicsgirl Instagram: http://instagram.com/thephysicsgirl https://rumblevideoarchive.wordpress.com/