A study of more than 2,100 adults found that eating more ultra-processed foods was linked to poorer attention and slower ...

A surprising gut-heart connection may help explain why sleep apnea increases the risk of cardiovascular disease. In mice, ...

The mysterious Amaterasu particle may not be a proton at all. New research suggests that some of the most extreme cosmic rays ...

Astronomers have spent years searching for a possible hidden giant planet far beyond Neptune. Unusual orbits among distant ...

NASA says a long-running air leak aboard the ISS recently worsened, leading engineers to investigate new suspected crack ...

Scientists have uncovered new evidence that Stonehenge’s six-ton Altar Stone was deliberately transported hundreds of ...

Researchers have identified a new Alzheimer’s target and created an experimental compound that blocks a damaging process ...

A surprising study suggests that chemicals introduced to protect the ozone layer may have unintentionally created a growing global pollution problem. Researchers found that refrigerants and certain ...

The largest review ever conducted on opioids for acute pain found that these widely prescribed drugs often deliver only small, short-lived benefits. For many common conditions, including some ...

Scientists have uncovered a hidden immune system "brake" that may help cancers avoid being destroyed. The molecule, called SLAMF6, weakens the body's cancer-fighting T cells and can leave them ...

Scientists have uncovered the oldest known hand-held wooden tools ever used by humans — and they’re an astonishing 430,000 years old. Buried for hundreds of thousands of years at an ancient lakeside ...