On April 22, 2010, the U.S. Air Force launched the super-secret X-37B space plane on its first spaceflight. [‘On This Day in ...

The X-37B looks like a miniature Space Shuttle, disappears into orbit for months or even years, and returns with very little publicly revealed about what it was doing. That secrecy has helped fuel one ...

Leland Melvin said that flying a space shuttle was significantly less nerve-wracking than being racially profiled by the ...

The Air Force's experimental X-37B space plane announced the end of its nearly two-year mission by creating a sonic boom on Sunday that surprised residents along Florida's Space Coast. Officials have ...

The U.S. military’s X-37B space plane blasted off Thursday on another secretive mission that’s expected to last at least a couple of years. Like previous missions, the reusable plane resembling a mini ...