collected

The Touching Reason Prehistoric People May Have Collected And Reused Old Tools

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Prehistoric sites are full of stone tools that appear to have two life cycles: They’ve been crafted, used, and discarded before being picked up a second time and used again. A new study puts forward an interesting hypothesis as to why this is.   The research suggests that the recycling of these tools is about … Read more

NASA Is Cracking Open a 50-Year-Old Vacuum-Sealed Tube of Lunar Gas And Soil

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The Apollo missions to the Moon brought a total of 2,196 rock samples to Earth. But NASA has only just started opening one of the last ones, collected 50 years ago. For all that time, some tubes were kept sealed so that they could be studied years later, with the help of the latest technical … Read more

Moon rock collected by Apollo 17 astronauts reveals new details about lunar evolution

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An image of the Apollo 17 moon rock troctolite 76535. (Image credit: NASA/Johnson Space Center) A lunar rock brought to Earth nearly half a century ago is revealing new information about the moon’s complex history. NASA’s Apollo 17 mission left the moon to return to Earth 49 years ago Tuesday (Dec. 14) and humanity hasn’t … Read more