LOS ANGELES (AP) — When disaster strikes, government emergency alert systems offer a simple promise:

When monkeys in Thailand use stones as hammers and anvils to help them crack open nuts, they often a

For two decades — as opioid overdose deaths rose steadily — the federal government limited access to

Humanity faces a biodiversity crisis just as profound as the climate crisis, and time is just as sho

The head of the Federal Aviation Administration, who has led a tougher enforcement policy against Bo

Humanity faces a biodiversity crisis just as profound as the climate crisis, and time is just as sho

With the nation in a state of emergency over the coronavirus and Americans confronting a pandemic, t

Daniel Ellsberg, the anti-war activist who copied and leaked documents that revealed secret details

It's been a season full of twists and turns, but the part one for "Survivor" Season 47 finale proved

Arctic warming will cost trillions of dollars to the global economy over time as the permafrost thaw

Women's rights activists in Honduras are celebrating a major victory, after President Xiomara Castro

As part of their remarkable journey as father-son triathletes, Jeff and Johnny Agar have been surpri

Tesla's stock price reached $420 on Wednesday afternoon, which elicited responses from social media

The failure to commercialize cellulosic ethanol has led many industry players to write off the much-

Scientists have created the first detailed wiring diagram of an insect brain. The brain, from a fr