19/03/2025

Rarely seen cave art holds prehistoric secrets in France

Deep inside a labyrinthine cave in southwestern France, ancient humans who lived around 30,000 years ago carved horses, mammoths and rhinoceros into the walls, a fabulous prehistoric menagerie that has rarely been seen—until ...

Can any nearby supernova cause a mass extinction?

The most dangerous parts of a supernova explosion are the outputs like X-rays and gamma rays. Even though they only share a small fraction of a supernova's power, they are extremely dangerous. But they're not going to disintegrate ...

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