A mysterious startup reveals a groundbreaking solar energy achievement.
Nigeria, which accounted for more than half of all polio cases in 2012, reported zero new cases of the infectious disease in 2017.
Some experts take issue with Elon Musk’s frightening warning about AI taking over.
He created Windows and made billions of dollars. But that wouldn't have happened if it weren't for a few small things in his early life.
Bill and Melinda Gates lay out the key accomplishments of their philanthropic foundation in response to Warren Buffet.
Bill Gates proposes an ingenious solution to the job losses from the coming automation.