Facebook CEO Mark Zuckerberg's personal challenge for 2018 is to "fix Facebook" when it comes to dealing with abuse and hate, fake news or interference by nation-states on the platform.
US forecasters called the ongoing winter storm a "bomb cyclone", which is crawling up northeastern America with a threat of winds as high as 60 mph and a bone-chilling blast of Arctic air.
A stone shrine on the foothills of a volcano in Mexico seems to bear a miniature model of the universe according to the encient Mesoamerican and Aztec legends.
Previously researchers thought that the young mummified child might have died because of smallpox but the results of the DNA analysis changed their viewpoint.
Currently, the planet Venus's temperature reaches as high as 462 degrees Celsius but once upon a time, billions of years ago, maybe the planet was habitable, said a study by NASA
Even though it was pretty difficult to find DNA in ancient bones, Xach'itee'aaneh T'eede Gaay's DNA was well preserved in deep sediments which helped the scientists to decode it
Scientists from the University of Edinburgh used high-resolution X-rays to investigate the tiny bone found at Duntulm Castle in the north of the island.
A naturally occurring virus, which can be injected directly into the bloodstream, has the potential to boost the immune system and help it to fight aggressive brain tumours, scientists have found.