BEIJING Google's artificial intelligence program AlphaGo took on the Chinese world number one of ancient board game Go on Tuesday, the second time it has gone head-to-head with a master Go player in a public showdown.
WASHINGTON Fossils from Greece and Bulgaria of an ape-like creature that lived 7.2 million years ago may fundamentally alter the understanding of human origins, casting doubt on the view that the evolutionary lineage that led to people arose in Africa.
CAPE CANAVERAL, Fla. A pair of astronauts will venture outside the International Space Station on Tuesday for an emergency spacewalk to replace a failed computer, one of two that control major U.S. systems aboard the orbiting outpost, NASA said on Sunday.
LONDON Scientists in Britain plan to harness the Zika virus to try to kill brain tumor cells in experiments that they say could lead to new ways to fight an aggressive type of cancer.
WASHINGTON Scientists have come up with one more reason to be amazed by Tyrannosaurus rex. When the huge carnivorous dinosaur took a bite, it did so with an awe-inspiring force equal to the weight of three small cars, enabling it to crunch bones with ease.
CAPE CANAVERAL, Fla. NASA has delayed the first launch of its heavy-payload rocket until 2019 and decided against an idea floated by the White House to put astronauts aboard the capsule that is set to fly around the moon, the U.S. space agency said on Friday.
Hewlett Packard Enterprise Co on Tuesday unveiled a new computer prototype that it said could handle more data than any similar system in the world.
VATICAN CITY Pope Francis praised scientists working on treatments for genetic diseases on Thursday but condemned any use of human embryos in medical research. | Video
CAPE CANAVERAL, Fla. Two U.S. astronauts overcame an early equipment glitch to complete an abbreviated spacewalk outside the International Space Station on Friday, accomplishing all the major tasks initially planned for a longer excursion in four hours, NASA said. | Video
WASHINGTON It was more of a leg buster, but scientists have named a spiky, tank-like dinosaur that wielded a sledge-hammer tail after the fanciful beast Zuul from the blockbuster film "Ghostbusters" that menaced Bill Murray, Dan Aykroyd and friends.
Cigarette filters, introduced decades ago to reduce the amount of tar smokers inhale, also alter other properties of smoke and smoking in a way that raises the risk of lung cancer, researchers say.