Science & Tech

Science & Tech

Waymo gets OK for driverless ride-hailing service

The first U.S. commercial ride-hailing service without human drivers has been approved. Waymo, a unit of Alphabet Inc., got a permit in late January from the Arizona Department of Transportation to operate as a Transportation Network Company, according to Ryan Harding, a spokesman at the state agency. The designation lets Waymo’s fleet of driverless Chrysler

Are we alone? NASA’s new planet hunter aims to find out

Are we alone? NASA’s new planet-hunting mission, poised to launch Monday, aims to advance the search for extraterrestrial life by scanning the skies for nearby, Earth-like planets. The Transiting Exoplanet Survey Satellite, or TESS, is poised to blast off at 6:32 pm (2232 GMT) aboard a SpaceX Falcon 9 rocket from a NASA launchpad at