New research suggests obesity may leave a long-lasting “memory” on the immune system, even years after weight loss.

Short-term dietary changes may reduce biological age in older adults, especially with lower-fat or more plant-based eating ...

An experimental gene-silencing therapy safely lowered LRRK2 protein levels in an early Parkinson’s trial, but its effect on symptoms remains untested.

Tiny galaxies orbiting the Milky Way may hold clues to one of cosmology’s biggest mysteries. Ultra-faint dwarf galaxies are ...

In a stunning stroke of luck, Hubble witnessed a comet splitting apart almost in real time. The rare observation is giving ...

A major international study has uncovered several new genetic clues tied to hyperemesis gravidarum, a debilitating form of ...

Scientists have uncovered evidence that metformin’s effects may begin in an unexpected place: the intestine. For years, ...

Artwork illustrating how string theory emerges from a few simple mathematical assumptions about particle collisions. Credit: AI-generated art by Clifford Cheung. Physicists searching for a better ...

Humans are overwhelmingly right-handed, but scientists have long struggled to explain why no other primate species shows anything close to the same pattern. Credit: Shutterstock Scientists say the ...

Credit: Shutterstock A large osteoporosis study found that tea and coffee may affect aging bones differently. Could your ...

Scientists have identified a brain pathway that may help protect dopamine-producing neurons, the cells that gradually ...

Intravenous vitamin C may help fight cancer and reduce treatment side effects, though it remains experimental. Linus ...