Elapoid snakes, including cobras, mambas and sea snakes, may have evolved in Asia, not Africa as many researchers once thought.

Neuroscientist Christof Koch’s new book discusses how information integration in the brain leads to consciousness and whether AI will ever be self-aware.

A controversial analysis contends that ancient engineers designed a water-powered elevator to hoist stones for King Djoser’s pyramid.

Tropical cyclones are synonymous with destruction. But at least one seabird may take advantage of them as feeding opportunities. The Desertas petrel, a small and threatened seabird native to the North ...

During mating, some male poison frogs embrace their partner’s face in a love-potion-laced hug. The amorous amphibians may create pheromones in glands in their fingers, researchers report July 21 in ...

In this week’s Extreme Climate Update, we look at record-breaking temps around the world and explain what the heat index is.

Researchers want to harness the parasite that causes toxoplasmosis to ferry drugs, but some question if the risks can be eliminated.

Human know-how derives in part from our nose for novelty — we’re curious creatures, whether looking around corners or testing scientific hypotheses. For artificial intelligence to have a broad and ...

Blood biomarker tests could help doctors know if a person's cognitive symptoms are due to Alzheimer's or something else.

Dog rabies was eliminated in the United States in 2007. The new rules on bringing dogs into the country aim to keep it that way.

The shards contain nine metals that the famous astronomer may have used, including one not formally identified until 180 years after his death.

PFAS, which are found in common products such as cosmetics, food packaging and waterproof gear, have been linked to health problems.