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

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

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

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

Scientists engineered roses that made both a blue pigment and a colorless helper molecule that brought out its shade.

The newest “Dragon Hatchling” AI model is testing whether skipping words in intermediate reasoning could cut computational cost.

In the upper right corner of his 1611 painting “Air,” Flemish artist Jan Brueghel the Elder drew a bat holding a songbird in ...

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

The XENONnT detector glimpsed the ethereal subatomic particles that are born from the main type of fusion reaction that ...

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

Incendiamoeba cascadensis can replicate at 145° F, breaking the heat tolerance record for eukaryotes, a domain of life that ...

The anniversaries come and go, but the physical and mental health of workers and survivors is still being affected by ...