On March 29, 1807, the German astronomer Heinrich Olbers discovered the asteroid Vesta. Vesta is the second-largest body in ...
There are many home-grown problems on Earth, but there's still time to worry about bad things arriving from above.
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Researchers Shocked to Learn Earth Could Have Faced Two More ‘Wipe Outs’ After Dinosaurs’ ExtinctionAs astronomer Carl Sagan once said, we are "made of star stuff," as this research suggests, we may also be at the mercy of it ...
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