Biometric authentication—the ability to unlock your devices by using just your face or fingerprint—is one of the few smartphone features that, even today, leave me feeling like we’re living in the ...

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA’s engineers have been grappling ...

Every chemical reaction faces a barrier: For substances to react with one another, it is first necessary to supply energy. In ...

OK! can reveal Meghan Markle is being accused of deliberately baiting Donald Trump at a perilous moment for Prince Harry, as scrutiny intensifies over whether the duke's U.S. visa could be jeopardized ...

The world's first hydrogen double-decker bus fleet has reached the end of the road. The multi-million pound project in Aberdeen - involving 25 buses - was meant to be the future of clean public ...

At his State of the Union speech Tuesday, President Donald Trump made his latest push for Congress to pass the SAVE America Act to overhaul elections by falsely claiming that “the only way” Democrats ...

Add Yahoo as a preferred source to see more of our stories on Google. The hydrogen fleet cost millions of pounds [Getty Images] The world's first hydrogen double-decker bus fleet has reached the end ...

Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. We’re coming up on a big national ...