Suspicious cells build up in mice that haven’t given birth, a new study finds. They could help explain a longstanding mystery ...

A 2022 NASA mission changed the orbit of the asteroid Dimorphos around its companion. New data shows their joint orbit around ...

A look inside the brains of extraordinarily sharp elderly people reveals clues about their unusual abilities. Deep in these ...

Scientists created half-Möbius molecules, similar to the Möbius strips common in math classes, but half as twisty. It’s a ...

A new study proposes that a crash between Titan and another moon spawned Hyperion and, much later, destabilized Saturn’s ...

Lucid dreamers who heard puzzle-linked soundtracks while sleeping were more likely to solve those unsolved problems the next ...

MRI scans of over 600 Finnish adults found that nearly all had frayed, torn or otherwise abnormal rotator cuffs — yet most ...

The wood-feeding cockroach’s cannibalistic love bites lead to a lasting bond. Afterward, the pair prefer each other over all ...

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A widely used method to calculate sea level rise may have missed up to a century of change, so the risks could hit home for millions sooner than thought.

As koalas in southern Australia have grown from a few hundred to almost half a million, the marsupials show signs of regaining lost genetic variation.

A robotic hand with fingernail-like tips lets robots peel fruit, open lids and pick up thin, flat objects with more precise, human-like dexterity.