Light at night was tied to thicker heart walls and a weaker squeeze in more than 11,000 adults, with shorter sleep accounting ...

Brain cells in the cortex can actively push the brain toward sleep, challenging a century-old view of how sleep begins.

Human brains may be wired for rhythm before birth, but culture and experience shape how beat perception fully develops.

Rats given LSD, psilocybin or 2C-B showed three different brain patterns, and the psychedelic drugs still differed a week ...

New simulations suggest the moon may have formed almost instantly after a giant impact, not slowly from a debris disk.

A global analysis of 37,000 petrochemical facilities reveals that just 10% produce 53% of the industry's emissions.

Prenatal paracetamol exposure was linked with differences in infant girls’ ovaries and uterus, but future fertility remains ...

Musical training made volunteers quicker to anticipate a pattern, but two minutes of watching a different one undid most of ...

Electronic health records showed within weeks that 8% to 9% of emergency visits during two 2025 heat waves were caused by the ...

Working from home meant more sitting and less movement, especially standing, cycling, and harder activity, than office days.

Climate extremes are intensifying fastest in an unexpected part of the Amazon, where extreme dry-season temperatures are ...

Babies learn what to expect from caregivers early in life, and maternal depressive symptoms are linked with weaker ...