Monkeys weren't thought to have the right sort of vocal tracts to speak. But a study finds they can make many sounds common in human speech; it's just that their brains aren't "language ready."
People living with schizophrenia or other serious mental illnesses say a pet can be not just a comforting companion but a reason to stay engaged with other people — and with life.
Graphene comes in sheets barely an atom thick and is an extremely good at conducting electricity. By adding the unusual form of carbon to Silly Putty, scientists created flexible sensors.
Scientists have found the oldest complete set of smallpox genes in a sample of skin from a mummified child in a crypt underneath a Lithuanian church.
Millions of years ago, a dinosaur about the size of a sparrow had a bad day. It got stuck in resin. Paleontologists recently came across the rare amber fossil containing its tail in Myanmar.
The International Union for the Conservation of Nature says the giraffe population has declined by as much as 40 percent in the past 30 years, and could face extinction if the trend is not reversed.
Overall, U.S. life expectancy dipped in 2015 — the first drop since 1993. That's because the death rate went up between 2014 and 2015, driven by an increase in mortality among people younger than 65.