The genus Takakia has the largest number of fast-evolving genes of any moss, a study finds. But it’s losing ground in the ...

Avian flu, overfishing, and a super El Niño have decimated Peru’s largest colony of Humboldt penguins. Scientists are holding ...

Before the sun fully formed, tiny bits of rock were already recording the magnetic forces present in the very early solar ...

The rare fossil hints that differences in plumage may explain why some Cretaceous-era birds survived an asteroid impact but ...

Space scientists aren’t so sure. As light travels from space to the ground, it scatters off molecules in the atmosphere, says ...

A record player-like microscope and computer simulations solve a longtime mystery, showing that metal ions bridge DNA strands ...

As human-caused climate warming destabilizes high mountain regions, the threat of rock-ice avalanches and other glacial ...

When AI agents hack real systems, the bigger issue may be the human choices that gave them access, autonomy and too few ...

Major hormonal milestones in women’s lives are usually associated with changes in brain volume — but a new study shows ...

Daily sea surface temperatures in the region where El Niño develops are more extreme than at any point in recorded history.

Genetic testing of two tiny tiger cats from Bolivia revealed a new species, adding a new branch to the feline family tree.