A decade-long NIST experiment has produced a new measurement of the universal gravitational constant that differs ...

Cats may identify one another through a surprisingly durable chemical “calling card” made from 13 unusual fatty acids in ...

Common preservatives hiding in processed foods may carry unexpected heart risks, with heavy consumption linked to ...

Nearly three decades of Hurricane Hunter data reveal four features that can help a tilted tropical cyclone straighten its ...

Ancient DNA reveals that plague repeatedly returned to Europe for more than 400 years after the Black Death, evolving into ...

Physicists have detected strong evidence that heavy, fleeting Z bosons can become quantum entangled during Higgs boson decays ...

Scientists have discovered a tiny group of neurons in an ancient brain region that acts like a built-in focus filter, helping the brain ignore distractions and zero in on what matters most. When ...

Chemical clues preserved inside fossilized T. rex teeth reveal that the dinosaur maintained a body temperature of about 97 degrees Fahrenheit, almost identical to humans. The finding provides direct ...

Researchers may have solved a long-running mystery surrounding the Dead Sea Scrolls by proposing that the Qumran sect really did use its distinctive 364-day calendar. Its perfectly ordered 52-week ...

A growing Bundibugyo virus outbreak is showing how a little-known relative of Ebola can become a major threat when diagnosis and treatment options are limited. Experts warn that preparing only for ...

Scientists have developed ultra-bright nanoparticles that can detect tiny amounts of chemicals and distinguish between molecules that look almost identical. The technology could one day provide a ...

Researchers have uncovered a hidden molecular warning sign of inflammatory bowel disease (IBD) that can linger even when patients feel well and appear to be in remission. By studying around 900 human ...