Key revelations emerge in Coast Guard's Titan submersible hearing
OceanGate co-founder Guillermo Sohnlein testifies company that built Titan did not plan to build its own subs
Were warning signs ignored? Things to know about this week's testimony on the Titan sub disaster
Newly released Coast Guard footage shows wreckage of Titan submersible on ocean floor
The Titan submersible's lead engineer says he told OceanGate CEO Stockton Rush, 'I'm not getting in it' when asked to do a test dive
Hearings into Titan submersible implosion begin in North Charleston
Estate of French explorer who died in Titan submersible sues OceanGate

Four astronauts on Polaris Dawn flight return to Earth after 1st commercial spacewalk
SpaceX again delays launch of historic commercial mission
Meet the 4-person crew spearheading SpaceX’s daring Polaris Dawn mission
Civilian Polaris Dawn spacewalk mission is set to make history next week
SpaceX is about to send four people on a wild — and risky — mission into the radiation belts. Here’s what to know

Too many people, not enough management: A look at the chaos of 'overtourism' in the summer of 2024

Researchers pinpoint when the Vikings came to Canada. It was exactly 1,000 years ago
Goodbye, Columbus: Vikings crossed the Atlantic 1,000 years ago