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The extreme conditions of atomic bomb explosions create “uncontrolled microexperiments” that, in Hiroshima, forged a never-before-seen metallic alloy

In June 2024, a small company called Zanskar purchased a geothermal power plant in New Mexico that was failing fast. The water coming from the underground reservoir was getting colder by the day, making the plant uneconomical to run. Now, two years

Many of these structures date to around C.E. 100–300, during the time of the Aquiry civilization, and may have been used for ceremonial purposes

A newly discovered change in ribosomal RNA makes protein production more precise, potentially safeguarding these cephalopods’ complex nervous systems

Giant black holes adrift in deep space are normally invisible—unless they’re dining on stars

A private spacecraft launched to boost the decaying orbit of NASA’s Swift Observatory is now suffering from potentially mission-ending malfunctions

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Samsung’s chip workers are jumping ship to rival SK Hynix   Lee, an engineer at Samsung’s semiconductor division

Smell can bring back vivid childhood memories—the so-called “Proust’s madeleine” phenomenon—and neuroscientists now think they know why

New work explains how avocado trees coordinate a complex reproductive strategy, switching every day between male and female

SciAm books editor Bri Kane shares her favorite science books for every summer mood