Scientists have published the most complete picture yet of the devastation caused by the meteor that exploded over the city of Chelyabinsk in Russia this year.
Security camera video showing the impact of the largest piece of the Chelyabinsk meteorite striking Lake Chebarkul during the Feb. 15, 2013 Russian fireball.
Atmospheric physicist Nick Gorkavyi missed witnessing an event of the century last winter when a meteor exploded over his hometown of Chelyabinsk, Russia.