Not all PFAS are created equal. New research suggests that some newer “forever chemicals” may accelerate biological aging in vulnerable groups.

Most of us hear the same advice: move more, eat less fat. Exercise can trim body fat, build muscle, and strengthen the heart. It also raises cardiorespiratory fitness, which is often tracked by how ...

Seabird guano fertilization boosted maize production in ancient Peru, fueling Chincha wealth, trade networks, and strategic Inca alliances.

ALMA’s most ambitious galactic survey yet exposes a wild, filament-filled stellar nursery at the very heart of the Milky Way. Astronomers have produced a remarkable new view of the center of the Milky ...

Northern wildfires may be unleashing hidden reservoirs of ancient carbon — and climate models are missing much of it.

A privacy-first AI can diagnose a life-shortening hormone disorder—just from a photo of your hand.

The Atacama Cosmology Telescope’s final data release confirms a major cosmic discrepancy and rules out many attempted solutions.

Tiny crystal “seeds” could solve a hidden flaw in perovskite solar cells—unlocking high efficiency at larger scales.

Recovering humpback whale populations are revealing a hidden shift: older males are increasingly outcompeting younger rivals to father calves.

Deep inside a dust-choked galaxy, astronomers have uncovered a chemical environment far more complex than expected.

When myelin breaks down, white matter in the brain deteriorates, a change commonly seen with aging. At the same time, microglia, the brain’s primary immune cells, can shift from protective responders ...

Scientists have identified prematurely aged astrocytes in the brains of Alzheimer’s patients, particularly those with the APOE4 risk gene. Their findings suggest that cellular senescence in these ...