Women leave their handprints on the cave wall

Plaster handprints from kindergarten, handprint turkeys, handprints outside Grauman's Chinese Theater in Hollywood—are all part of modern life, but ancient people also left their handprints on rocks and cave walls. Now, ...

Astronauts exploring the depths

Usually, ESA sends astronauts to outer space, but last week six astronauts from around the world spent six days underground to get a taste of working together in extreme conditions.

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