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  1. Giant flounder surprisingly fails to mimic colour on lava rock in Galapagos Islands

    Giant flounder surprisingly fails to mimic colour on lava rock in Galapagos Islands

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  2. Hyperloop: A high-speed transportation system | Is Hyperloop feasible and practical? | WION

    Hyperloop: A high-speed transportation system | Is Hyperloop feasible and practical? | WION