Articles tagged "gps"

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Great Tohoku earthquake probably shook Earth's upper atmosphere before it shook the Earth

The devastating earthquake that struck Japan this year may have rattled the highest layer of the atmosphere even before it shook the Earth, a discovery that one day could be used to provide warnings of giant quakes, scientists find.The magnitude 9.0 quake that struck

October 08, 2011

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New satellite tracking tools - WhatSat Satellite Explorer

Have you ever wondered, what's orbiting over your head right now? A new satellite-tracking tool called WhatSat can answer that question for you. It's an app for Android phones

May 17, 2011

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Ground-Based Lasers Vie With Satellites To Map Earth's Magnetic Field

Mapping the Earth's magnetic field - to find oil, track storms or probe the planet's interior - typically requires expensive satellites. University of California, Berkeley, physicists have now come up with a much cheaper way to measure the Earth's magnetic field

February 22, 2011