The Time Activists Tried to Destroy GPS With an Axe in the 90s 

If you had heard of GPS in 1992, you likely heard about it because of the Gulf War. For the first time, GPS was used to precisely guide missiles to Iraqi targets. With this context in mind, it perhaps makes more sense why two activists would want to hack a GPS satellite to pieces. » 3/05/15 4:30pm 3/05/15 4:30pm

A Tax On Smartphones Could Help Pay For The Removal Of Space Debris

So far, governments have opted to deal with the problem of space junk by implementing policies to reduce the creation of more debris. But that alone won't cut it — we also need to be removing stuff from orbit. One way to cover the high costs of space junk disposal would be a $1 tax on every GPS chip in a smartphone. » 12/15/14 1:40pm 12/15/14 1:40pm

How Nigeria Stopped Ebola "Dead In Its Tracks"

Finally, some good news to report on the Ebola front: Nigeria and Senegal are now completely free of the disease. Here's how they contained the outbreak — and why the world needs to take notice. » 10/20/14 11:00am 10/20/14 11:00am

A New, Improved, Jamming-Resistant GPS Satellite Launched Last Night

The United Launch Alliance successfully tossed a new Global Positioning System satellite into position Friday night. The satellite is the seventh of twelve planned launches of interim satellites to refresh aging spacecraft and improve functionality of the GPS network. » 8/02/14 8:45am 8/02/14 8:45am

Is a ring of dark matter making the Earth heavier than it should be?

After measuring the orbits of GPS satellites, a geophysicist came the startling conclusion that the Earth is heavier than it's supposed to be. The reason, he says, may be due to a halo of dark matter surrounding the Earth at the equator. » 1/06/14 8:30am 1/06/14 8:30am

GPS maps reveal where cats go all day

The mysterious comings and goings of our feline friends just got a little less mysterious. Researchers at the Royal Veterinary College loaded a group of cats in Shamley Green, Surrey, with cameras and GPS trackers to figure out how roaming house cats spend their days. » 6/16/13 3:00pm 6/16/13 3:00pm

5 Foolproof Methods for Detecting Secret Nuclear Bomb Tests

Over 2000 nuclear tests took place between 1945 and the signing of the Comprehensive Nuclear Test Ban Treaty in 1996, with the United States and Soviet Union combining for over 1700 explosions. » 2/09/12 3:05pm 2/09/12 3:05pm

Judge calls location-tracking Orwellian, while Congress moves to…

A federal judge's decision requiring the government to get a court warrant before obtaining mobile-phone location data is one of a string of conflicting opinions on the topic. It comes as lawmakers and the Supreme Court weigh in on the hot-button issue of locational privacy. » 8/27/11 10:30am 8/27/11 10:30am

How to Stop the Government From Tracking Your Location (Illegally!)

The 9th Circuit Court of Appeals just decided that it was legal for the police to put a GPS tracking device on your car, sitting in your driveway, on your property. Here's how to protect yourself. » 8/26/10 4:05pm 8/26/10 4:05pm

Do You Really Want Darth Vader Giving You Driving Directions?

It sounds like a good idea, at first: programming your GPS with the Sith Lord's dulcet tones so he can tell you when to turn and when to stop. But how long before all that heavy breathing gets insufferable? » 5/05/10 6:40am 5/05/10 6:40am

You'll Never Get Lost on the Moon Again

If the featureless wasteland of the lunar surface made your last trip there a navigation nightmare, don't feel bad. You're not the only one. With no landmarks to give them perspective or to help estimate distance, astronauts in years past had a hard time finding their way around too. But when NASA establishes a… » 7/24/08 8:00am 7/24/08 8:00am