With a high-speed camera and a tiny guillotine, scientists showed that chopping onions slowly and with sharper knives cuts down on tears.

These tropical forest CO₂ emissions may warn of similar shifts in other regions, a key topic for COP30 climate talks in Brazil.

AI promises to speed up scientific analysis and writing. However, AI agents struggled with accuracy and judgment.

Glioblastoma doesn't just affect the brain. It also erodes bones in the skull and changes the composition of immune cells in skull marrow.

New dating of New Mexico rocks suggest diverse dinosaurs thrived there just before the impact, countering the idea dinos were already on their way out.

Moore, a biomedical engineer at the University of Maryland in College Park, lives with noncancerous tumors in the uterus called uterine fibroids. “That’s what drew me in to wanting to understand these ...

Pricey civet coffee gets its cred from its journey through the mammal’s gut, which changes the content of fat, protein, fatty acids — and even caffeine.

Thousands of at-risk manta and devil rays become accidental bycatch in tuna fishing nets every year. A simple sorting grid could help save them.

DNA from Napoleonic soldiers’ teeth uncovered two fever-causing bacteria that may have worsened the army’s fatal retreat from Russia.

Blazes sparked in wild lands are devastating communities worldwide. The only way to protect them, researchers say, is to re-engineer them.

A variety of subway-dwelling mosquito seems like a modern artifact. But genomic analysis reveals the insect got its evolutionary start millennia ago.

Google says its quantum computer achieved a verifiable calculation that classic computers cannot. The work could point to future applications.