Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In the marina at the Abu Dhabi National Exhibition Center, in the ...

The US Navy's oldest active submarine is back for operations in the Pacific after a three-year maintenance period. The USS Ohio is a first-in-class nuclear-powered guided-missile submarine. The ...

Seaplanes and heliports and submarines — oh my! When it comes to luxury real estate — and toys for luxury-loving grown-ups — buyers have never been more spoiled for choice. The only challenge: Which ...

The US Navy's oldest submarine still in active service has returned to the fleet after three years of maintenance. The USS ...