Comets and Extinctions
Comets likely caused some of the mass extinctions in the Earth's long history. What can we learn from fossil records and other measurable scientific data about these comet strikes?
A 2-Minute Cosmic Warning…
A little asteroid in space ALMOST rocked our world.
It was small—but had it hit, the space rock classified as “2009 DD45″ could have created the same kind of destruction as a small nuclear device.
The asteroid took sky-watchers by surprise—spotted on its track just two days before it whizzed by on March 2nd as you can [...]
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