A U.S. Navy F/A-18 Super Hornet accelerates from a dead stop to flight speed in a matter of seconds, propelled by a steam ...

The USS Theodore Roosevelt cut through Pacific waters under a deceptively calm morning sky. Flight deck crews performed routine maintenance checks while pilots grabbed coffee in the ready room, ...

Why it matters: Elon Musk has long had an apparent obsession with Mars, but he's now pivoted that focus to the Moon – something he called a "distraction" just over a year ago. His latest plan is to ...