When stars can't handle their nuclear fuel, they explode in a brilliant burst of light.
It looks like a ghostly medieval tower — like something out of "Game of Thrones" — looming over the crystal-blue Caribbean waters of the Bahamas.
Want to see the beauty of the northern lights, but don't want to sit out in the freezing cold? There's an app for that: A scientist is developing an app with real-time views of Alaska's auroras.
Two satellites snapped pictures of Hurricane Raymond of the Pacific coast of Mexico just a day apart, -- it was only a tropical storm one day, but a major hurricane the next.
Scientists with Russia's Ural Federal University say they've found 53 meteorite fragments from the Feb. 15 fireball.
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