The two prototype spacecraft will test systems to be used in a planned megaconstellation to provide internet service from orbit that will eventually compete with SpaceX’s Starlink service.
The Titan submersible tragedy spotlights the issues around rescue operations and government oversight as an increasing number of wealthy thrill seekers undertake risky adventures and expeditions.
The secretary of state’s talks with Xi Jinping raised hopes that the world’s two biggest economies might stabilize relations, but the big challenges were not resolved.
Hamish Harding holds several Guinness World Records, including one for the longest time spent traversing the deepest part of the ocean on a single dive.