Speeding cars have become the biggest threat for bears in Yosemite. But rangers hope tracking tools, like the website where the public can track bears, will help keep both humans and bears safe.
It's the first time the U.S military has made public the data collected by GPS satellites about solar events. It may help people predict Earth disasters caused by space weather.
Glancing at a map, Owen Delaney noticed a London park's fountain resembled Rudolph's big nose. So, he decided to trace the famous reindeer by tracking his run. Then he tackled other holiday favorites.
A decade after phasing out celestial navigation from its academy courses, the U.S. Navy has restarted that formal training. The shift comes at a time of growing anxiety over possible threats to GPS.
Investigators say the control network would have prevented this week's crash, and Amtrak vows to have it implemented by the 2016 deadline. But technical and bureaucratic hurdles are holding others up.
If you call 911 from inside a tall building, emergency responders may have difficulty finding you. Cellphone GPS technology currently doesn't work well indoors — but the FCC hopes to change that.
Communication breakdowns can be fatal for firefighters, but are all too easy when crews are shrouded in smoke and a blaze is moving fast. Florida, with its millions of acres of forest and grassland, has rolled out a new system that can pinpoint crews without relying on voice communication.