A new hollow nanoreactor mimics living cells to make hydrogen peroxide more efficiently using visible light. Its ...

Glyphosate was long thought to be safe for honeybees because they lack the enzyme the chemical targets in weeds. However, ...

A supermassive black hole has been found lurking about 30,000 light-years from the center of its galaxy—the first dormant ...

Genetic changes may set off a chain reaction that causes the spine’s natural shock absorbers to harden and deteriorate.

Millions of sperm do not always compete alone—some species send them into action as coordinated teams. A sweeping ...

Ancient seafloor sediments have revealed a surprising twist in how the Atlantic’s massive circulation system works. During a ...

A landmark study of nearly 4,000 babies found that acetaminophen and ibuprofen were equally safe during infancy. Neither medicine was linked to eczema or bronchiolitis, and no serious side effects ...

A long-term brain study found that common risks such as smoking, high blood pressure, heart disease, and high blood lipids ...

A simple change in posture may subtly affect how people feel and make decisions. Participants who sat upright reported greater feelings of pride and took more successful risks in a virtual balloon ...

A prescription form of THC helped many people with PTSD escape recurring trauma-related nightmares, with more than one-third reporting that the nightmares disappeared completely after ten weeks. The ...

Stanford researchers discovered immune cells in flatworms that explode within minutes, killing nearby bacteria and foreign cells before vanishing completely. Their unusually fast and localized attack ...

Gold may have a secret self-defense system that helps it resist tarnishing. Researchers discovered that atoms on gold surfaces reorganize themselves into patterns that block oxygen from reacting with ...