U.S. Air Force

The U.S. Air Force's secret space plane is about to start testing a TIE Fighter engine
Jul 4, 2015

The U.S. Air Force’s mysterious space plane has been testing all sorts of classified tech in recent years, but the X-37B’s latest mission could be the most interesting yet.


U.S. Air Force wants a functioning, hypersonic scramjet built by 2023
Jun 2, 2015

Faster is better, and within the next decade the U.S. Air Force wants a hypersonic jet in rotation that can reach speeds of Mach 5.1. Whoa.

The USAF has had a space plane in orbit for 500 days ... on a super-secret mission
Apr 23, 2014

It sounds like something straight out of sci-fi, but it’s actually science fact. The United States Air Force has had a cutting-edge space plane in Earth orbit on a super-secret mission.

Watch ex-Air Force colonel testify to seeing 2 UFOs in the '50s
May 13, 2013

The U.S. Air Force spent a lot of time looking into aliens back in the 1950s, and apparently they found something — at least according to this retired officer.