Earth at risk? How scientists track dangerous asteroids
03:22
Share this -
copied
An undetected meteorite crashed into Russia in 2013. Could it happen again? NBC’s Keir Simmons talks to a Russian scientist and a NASA expert as he investigates what’s being done to protect our planet from potentially devastating collisions with meteors and asteroids.June 29, 2015
UP NEXT
Hot new tech: Air-to-water dispenser, indoor garden, more
04:44
Tools and tech to take your workout to the next level
07:42
Why is Gen Z ditching smartphones for flip phones?
02:47
Will switching to electric vehicles save you money down the road?
04:09
Seth Rogen highlights new tech to help seniors with dementia
02:58
How the future of the Metaverse could need more time to render