Octopus arms have an axial nerve cord built in repeating segments, the first case of nervous system segmentation documented ...

An eighth-grade student put 200 red harvester ants into a maze with fake leaves, rocks and a piece of tangerine, then watched ...

A single red algae nodule recorded 133 days of Red Sea temperatures, within 1.1°F (0.63°C) of loggers. The method came from a ...

Rare T cells become more common after age 100, suggesting that the immune system may continue adapting even in extreme old ...

Rising temperatures can dull the brilliant color of blue Morpho butterflies, potentially changing how predators and mates see ...

Climate change is raising childhood diarrhea risk across Africa, but access to clean water, electricity, and transportation may help protect children.

Fossils from the La Brea Tar Pits suggest some saber-toothed cats suffered from painful spinal growths that may have made ...

Drought has pushed New Mexico’s Elephant Butte Reservoir to its lowest level since 1971, leaving it at just 1.4 percent ...

A new satellite-powered map identifies 1.8 million trees across New York City and could help guide planting efforts to reduce ...

A cutting remark lands hard during an argument. The other person says nothing. Then the room settles. From the outside, that ...

The sunlight reaching Earth from the Sun's visible surface crosses space in about 8 minutes. Before that, however, the ...

Hidden differences in white light can influence how people experience indoor temperatures, potentially opening new ways to ...