Could infections somehow set the stage for Alzheimer's? A provocative new study suggests some types of viruses just might play a role...

Four new mountain lion kittens have been found by researchers studying the wild cats living in Southern California's Santa Monica Mountains...

Fight over who gets to use "meat" shows the power of words in shaping appetites...

A hardy species of tick that survived a New Jersey winter has inexplicably arrived in Arkansas, and entomologists are trying to figure out how...

Scientists have identified three new species of opah, a colorful, peculiar deep-diving fish that is increasingly served in U.S. restaurants...

New discoveries by the Mars rover Curiosity are advancing the case for possible life on the red planet, past or even present...

A British cybersecurity researcher credited with stopping the WannaCry computer virus last year is facing new charges, including lying to the FBI, in the indictment accusing him of developing malware ...

A DNA study of sage grouse has revealed a vast network of mating grounds in the U.S. West akin to interconnected regional airport hubs that the imperiled species is using to maintain genetic diversity...

Countless breast cancer patients in the future will be spared millions of dollars of chemotherapy thanks in part to something that millions of Americans did that cost them just pennies: bought a posta...

The largest breast cancer treatment study ever done finds that most women with the most common form of the disease can safely skip chemotherapy...