Case Closed: You Can’t Make a Knife Out of Frozen Poop
Testing out a tale from the Arctic, one archaeologist takes matters into his own hands.
Biology
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How Hearts Align in a Muslim Ritual
An important Sufi ritual brings participants together in a shared experience of trance and movement that actually synchronizes their heartbeats.
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Does Your Microbiome Shape Your Friendships?
Research confirms that who you spend time with is a powerful predictor of the microbes you carry. But these tiny organisms may also influence your social life.
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The Neanderthal Arm—Hints About Handedness
Stone tools and skeletons suggest that Neanderthals were mostly right-handed.
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Scientists Find First Evidence of Humans Cooking Starches
More than 100 millennia ago, people were roasting tubers over the fire, a culinary practice that fueled their bodies and may have aided their migrations.
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The Neanderthal Throat—Did Neanderthals Speak?
The third installment of our head-to-toe tour of the Neanderthal body tackles how our close ancestors might have sounded.