sinkhole

What Created This Huge Crater In Siberia?

What is it with Russia and explosive events of cosmic origins? The 1908 Tunguska Explosion, the Chelyabinsk bolide of February 2013, and…

10 years ago

Evidence Of Giant, Growing Louisiana Sinkhole Showed Up In Radar Before Collapse: NASA

A Louisiana sinkhole the size of 19 American football fields shifted sideways in radar measurements before its collapse and resulting…

11 years ago