The Northrop Grumman B-2 Spirit was built to slip through the most sophisticated radar networks on Earth, yet for years it had a surprisingly basic weakness: water falling from the sky. The same ...

Why is the Northrop B-2 Spirit bomber the first of its kind? Well, put simply, it's because no one built a stealth strategic bomber before it, and something had to be the first. That said, the B-2 did ...