Geodes are hollow rock formations often with quartz crystals, such as amethyst, inside. Amethyst geodes in Uruguay have been found in cooled lava flows, which date from the original breakup of the ...

The Space Force's Resilient GPS program is meant to shield the vital positioning signal from jamming. (Lockheed Martin) The Space Force announced this week the four companies that will compete to ...

If you're new to apps with a GPS speedometer, you may have noticed a sizable difference between the speed shown on your in-built speedometer and the one on your app. RELATED: How to make your car ...

Join our newsletter to get the latest military space news every Tuesday by veteran defense journalist Sandra Erwin. WASHINGTON — The U.S. Space Force selected four companies to develop concepts ...

Since the start of the Gaza war, the Israel Defense Forces (IDF) has been deploying a tactic known as GPS "spoofing", designed to fool enemy missiles and rockets that rely on the global ...