In various contexts, for practical, philosophical, and logical reasons, there is a default assumption. In the criminal justice system, for example, someone is presumed innocent until proven guilty. T ...

Paleontologists spotted injuries on the tails of duck-billed dinosaur fossils that might have occurred during mating.

The possibility that our entire universe merely exists inside a computer simulation is more than an idle science fiction ...

There is no evidence to support the idea that this interstellar object is anything but a comet, but let's double-check.

On a 2009 hike in the Huachuca Mountains of southeastern Arizona, a group of birders heard an otherworldly, ethereal bird ...

What if I told you that while you can't see dark matter, maybe you can hear it? I know, I know, it sounds crazy…and it is ...

Everyone knows that the fall brings flu season, replete with aches, pains and a new version of the vaccine. But why is cold ...

For decades, paleontologists debated whether fossils were of a young T. rex or a species called nanotyrannus. A new study ...

Dr. Casey Means, President Trump’s nominee for surgeon general, graduated from the Stanford School of Medicine but abandoned ...

A scientific study disproves the idea that the universe is a computer simulation, proving reality cannot be reproduced by algorithms.

We live in a time when nearly anything we could want is at our fingertips. People can have food delivered to their front ...

Dr. Casey Means, President Trump’s nominee for surgeon general, graduated from the Stanford School of Medicine but abandoned ...