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 ...

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

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

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 ...

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

Scientists have uncovered a previously unknown brain feedback system that links deep sleep, growth hormone release, and ...

An Antarctic glacier just collapsed at record speed, stunning scientists and raising fears about the future of Earth’s ice.