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Case closed: Oldest known cave art proves Neanderthals were just as sophisticated as humans

A red hand stencil. A series of lines that look like a ladder. A collection of red dots. These images, painted in ocher on cave walls in Spain, are the oldest-known examples of cave art ever found. And all three were created not by humans, but by Neanderthals, scientists say.

An amateur astronomer testing a new camera happens to catch a supernova as it's being born

Peering at a distant galaxy, an amateur astronomer in Argentina managed to capture a star in the act of going supernova. The chances of this discovery, scientists say, are 1-in-a-million at best.

Instead of nagging your spouse to lose weight, try going on a diet yourself

Tired of nagging your spouse to lose a few pounds? A new study finds that you might get better results by going on a diet yourself.

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