Is the Galleri multi-cancer blood test worth it? A doctor explains real-world performance data and explains why no major ...

After years of confusion, a new study confirms the proton is tinier than once thought. That enables a test of the standard model of particle physics.

Why are we drawn to the ruthless pragmatism of a character like Tywin Lannister, or the rule-breaking arrogance of Tony Stark? In popular culture, the era of the pure, unwavering hero has largely ...

New kits let people bypass the doctor and order a range of diagnostic tests. Is this a good idea?

To fast or not to fast? That is the question many people ask before a cholesterol test. Patients used to be routinely instructed not to eat for at least eight hours before the screening, and some ...

A newly detected gravitational wave, GW250114, is giving scientists their clearest look yet at a black hole collision—and a powerful way to test Einstein’s theory of gravity. Its clarity allowed ...

The latest nutrition guidelines urge Americans to avoid highly processed food. But when it comes to carbs, many people don't know which ones are ultra-processed. Here's an easy way to find out.

They can’t guarantee future health, but they can tell you the trajectory you’re on. By Dana G. Smith Take a minute to consider the last decade of your life. What type of physical shape do you hope to ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.

Researchers at Carnegie Mellon University are developing ways to catch cancer earlier than ever before. The project showed such promise that it was awarded up to $26.7 million in federal funding from ...

Lipoprotein (a) is a low-density lipoprotein that transports cholesterol in the blood. The lipoprotein (a) test — or Lp(a) test — determines the level of this lipoprotein in the blood, and its results ...