What on Earth? | Tuesdays at 9/8c on Science
Full Episodes Streaming FREE on Science GO: https://www.sciencechannelgo.com/what...
Satellite images reveal a strange hole in Antartica. After scientists rule out whirlpools and sinkholes, they have to look back in time to find the answer.

Dig into more mysteries:
http://www.sciencechannel.com/tv-show...

Subscribe to Science Channel:
http://bit.ly/SubscribeScience

Check out SCI2 for infinitely awesome science videos. Every day.
http://bit.ly/SCI2YT