News Stories relating to "impact"
Friday, March 29, 2013
That's the (rather unscientific) advice to Congress from NASA chief Charles Bolden, who basically says that if a large asteroid heads towards a big US city--as it recently did in Russia--there's not much else we can do. He told them, "From the information we have, we don't know of an asteroid that will threaten the population of the United...
Wednesday, March 6, 2013
Will life on Mars go the way of the dinosaurs before we have a chance to discover it? Incoming Comet C213/A1, discovered on January 1st, is expected by some astronomers to pass within 28,000 miles of Marsin 2014. But cometary trajectories change, and an impact is not impossible, although NASA estimates that the object will pass Mars at a distance...
Thursday, August 2, 2012
Asteroid impacts are rare, but they can cause incredible harm
(look what one did to the dinosaurs
!). In 1908, one of them flattened 800 square miles in the...
Sunday, August 19, 2007
On this week's Dreamland, Andrew Collins talks about an ancient catastrophe that wiped out most of the life in North America 13,000 years ago. It could be the reason that why the Indians were so completely decimated by the Europeans when they arrived?because the continent, although lush, was relatively empty.
Two researchers have a...
Sunday, April 15, 2001
Scientists used to think that human evolution happened steadily and gradually, over millions of years, but they couldn?t explain why certain early hominids, such as Neanderthals, seemed to mysteriously die out. Now two researchers have decided that these die-outs are due to asteroid impacts and that we are the lucky survivors, who managed...