Engineers have bought the spacecraft's interstellar mission more time by using backup power from a safety mechanism. It means NASA no longer has to shut down one of its five scientific instruments.
Parrots are known to be chatty, social animals. But when they're kept as pets, they can get lonely. A group of scientists found that video chatting with other parrots helps them feel less so.
The violence in Sudan has claimed the life of a beloved Sudanese American doctor. One of his colleague's talks about Dr. Sulieman's legacy — and the devastating toll of the fighting in Khartoum.
Researchers have examined the genomes of 240 mammal species. The project reveals when mammals evolved, how some developed the ability to hibernate, and clues that may help explain humans' brains.
A water treaty has survived three wars between India and Pakistan. Now the agreement is in trouble, but some say a new is treaty needed for both political and environmental reasons.
There's already a huge demand for existing weight-loss drugs, so the new medication is highly anticipated. Obesity affects an estimated 650 million adults globally.