For many college students, satellites are faint dots crossing the sky on clear nights. These objects are background details ...
Not What You Think Official on MSN

How GPS Really Works (and What Happens If It Fails)

Every GPS fix starts with satellites broadcasting the time, and your phone calculating distance at the speed of light. Four satellites give you a precise point on Earth, but even the tiniest timing ...
The Geek's Guide to the Galaxy is a podcast hosted by author David Barr Kirtley and produced by Lightspeed Magazine editor John Joseph Adams. The show features conversations about fantasy & science ...