| http://www.w3.org/ns/prov#value | - explosions include the impact over Chelyabinsk, Russia, on Feb. 15 last year that injured more than 1,000 people.???There is a popular misconception that asteroid impacts are extraordinarily rare ... that???s incorrect,??? said former NASA astronaut Ed Lu, who cofounded and now heads the B612 Foundation.The foundation on Tuesday released a visualization of the asteroid strikes in a bid to raise pu
|
