Researchers found evidence that Ice Age foragers were sucking psychoactive betel nuts 25,000 years ago.Ancient DNA suggests Rome’s fall reshaped Europe through gradual migration and intermarriage, not a sudden barbarian takeover.The nation’s first tire efficiency standards target an overlooked drag on fuel economy that can cost drivers more at the pump.Insects are under threat partly because of man-made climate change, heatwaves and intensive farming.A yeast-based material turns Mars’s hostile environment into part of the construction process.This could be another Sputnik moment. Only this time the finger is pointed at China instead of the USSR.AI insiders are warning that the race toward self-improving systems is outrunning efforts to control them.It's not what you're drinking; it's how hot it is.New fossils, tools and butchered bones put an elusive human lineage into everyday life.The researchers squeezed water to millions of atmospheres and discovered a bizarre new form of ice.This extinct dog was raised for its wool and its only known pelt has finally returned to canada.AI could supercharge growth while pushing income from white-collar workers toward capital.GPS collars reveal hyenas retreating while male lions repeatedly close the distance.Hidden for centuries, the hoard reveals a Viking world where silver crossed borders, and its weight could matter more than its shape.A viral video shows sprinklers soaking a green lawn outside a denver data center during severe water restrictions.What turned an ordinary primate into a species capable of civilization, consciousness and mass violence?Claude did not rediscover the proof. It made the existing one machine-checkable.From fireflies to mammals, evolution may have tuned communication to the rhythm of neurons.A newly discovered bacterial pathway turns a common steroid precursor into testosterone.
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