A planet with twice Earth's gravity produces creatures with different skeletal requirements, different muscular architecture, ...

The octopus is one of the strangest animals ever to evolve. With 500 million neurons—most of them located in its eight arms ...

Teetering near endangered status, the starlet sea anemone produces “an ancient mechanism” for fighting viruses that ...

Exceptionally preserved fossils from China reveal that bryozoans were already thriving during the Cambrian explosion.

A 300-million-year-old fish kept its fossilized brain, letting scientists read brain shape from skulls of similar ancient ...

Praearcturus gigas was a meter-long Devonian scorpion whose size may reflect a world with few large competitors rather than ...

Environmental DNA from rivers worldwide reveals how climate boosts fish diversity—and how human activity is disrupting that ...

A fossil that was sitting in a collection drawer for decades has been found to belong to the first dinosaur remains ever ...

Medical breakthroughs, side effects of AI use, and histories of the natural world feature among this season’s science titles.

A mind wrapped in skin and bone can feel like the obvious model for consciousness. But that assumption may say more about where you live than about what consciousness really requires.

Eutherian mammals living in China after the end-Cretaceous extinctions evolved larger tooth sizes first before becoming more specialized in their biting performance, mirroring a similar pattern in ...

The skeleton was surrounded by a dark smudge that appeared to be the remnants of a fuzzy body. It was small enough to pop in ...