Federal scientists detect THC in breath for the first time after consumption of edible products, using breath tests.

Ancient warming reshaped ecosystems as flowers shifted to animal pollination, revealing climate’s impact on interactions.

Comet 12P/Pons Brooks shows a D/H water ratio matching Earth’s oceans, revealed through ALMA and NASA IRTF observations.

World Orangutan Day 2025 highlights urgent conservation needs as new research shows orangutans share human-like behaviors.

Researchers attract eight sleepy Pacific sleeper sharks with a cow carcass in the South China Sea, revealing unprecedented ...

Friendships may form when brains process the world in similar ways. Neural alignment predicts who grows close.

Scientists at Michigan State University uncovered a massive plant genome inside ground oak, a mint family shrub.

Scientists created mRNA inhaler that makes cells produce antiviral proteins. It protected cells from flu and Zika, and ...

Scientists demonstrated in quantum experiments that "negative time" actually exists in a tangible, physical sense that can be ...

New genome studies uncover how DNA and temperature shape sex in bearded dragons, pinpointing a likely male-determining gene.

Scientists reconstructed 12,000 years of Atlantic circulation, revealing long stability with brief slowdowns and recovery.

Scientists discover a strange new shrimp species, Streptocephalus warliae, that swims upside down in temporary pools.