Rising CO2 helps plants conserve water, but a newly identified atmospheric feedback cancels much of that benefit.

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

Europe’s record-breaking heat wave was made far more likely by human-driven climate change, with deadly impacts already ...

A late Neanderthal group in Belgium and France stayed genetically healthy, with no inbreeding signs, just before vanishing.

Scientists tested wild animals killed on Brazilian roads and found a harmful fungus, Sporothrix, inside birds, mammals, and ...

An apple’s most useful part for digestion never gets absorbed. The soluble fiber called pectin travels the full length of the ...

Great apes and humans all laugh with a steady, even rhythm, and a new study finds it has barely changed in 15 million years.

A study found plant-based foods contain about twice as many additives as comparable animal products, especially meat and ...

Vitamin K1 from leafy greens was associated with healthier lungs and a reduced risk of COPD over more than a decade of follow ...

NASA’s ERNEST rover climbs tough terrain, drives faster, and uses AI to prepare for future Moon and Mars missions.

Hundreds of hominin fossils reveal that human body size remained stable for ages before a sharp increase in early members of ...

A vaccine that hits the tick rather than the germ carries one big advantage. Ticks deliver more than Lyme. The same bite can ...