Audio reveals 'bubbles of lava' after Iceland's volcano blow

The terrifying sounds that hint Iceland's volcano is ready to blow: Audio clip reveals the 'exciting and scary' seismic activity building around the Fagradalsfjall area

In this audio clip, listeners can hear 24 hours of volcano activity recorded from Friday, Nov. 10, into Saturday, Nov. 11. Peppered with a cacophony of sharp knocking noises, it sounds like someone is insistently...