Toxic algae blooms like one that prompted a recent drinking water advisory in Salem, Oregon, are happening more often and lasting longer across the U.S.

APNewsBreak: Schools where late doctor claimed ties are mum on any connections as Ohio State investigates sex abuse claim

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

Congo's Ministry of Health says the current Ebola outbreak has killed 14 people so far and there have been 38 confirmed infections

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 to steal banking information