Ice core may hold answers to mysteries of Earth’s past
This week, uncover some of the oldest ice on Earth, follow a dinosaur highway, learn how Pluto sealed the capture of its moon ...
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Mysterious deep structures puzzle scientists beneath Pacific
Geologists from ETH Zurich and the California Institute of Technology, who are studying the Earth's interior using seismic ...
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Hands-on challenge: String around the Earth
In the case of our 'string around the Earth' puzzle, the radius is being increased by 15cm, so we need to know that as a fraction of the original radius. So what is the radius to start with?
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Scan Detects Evidence of "Lost World" Under Pacific Ocean
Scientists say they've discovered evidence of a "lost world" lurking deep below the Pacific Ocean, a surprising finding.