La Nina caused global sea level drop

The 2011 La Niña was so strong that it caused global mean sea level to drop by 5 millimeters (0.2 inches), a new study shows. Since the early 1990s, sea level has been rising by about 3 millimeters (0.1 inches) per year, ...

Scientists map volcanic plume under Yellowstone

Scientists using electric and magnetic sensors have mapped the size and composition of a vast plume of hot rock and briny fluid down to 200 miles below Yellowstone National Park's surface, according to a new study soon to ...

iPhone 5S fingerprint scanning: Thumbs up or down?

Technology to acquire and use biometric data such as fingerprints has been around for several decades and has made its way from forensic investigation to laptop computers – and now, with this week's introduction of iPhone ...

Smart sleep analysis

Sleep disorders are a widespread problem. With the aid of smartwatches, researchers are analyzing sleep movement patterns and assisting doctors with diagnosis and therapy. Burnout and diabetes patients stand to benefit.

Scientists track Greenland's ice melt with seismic waves

Researchers from MIT, Princeton University, and elsewhere have developed a new technique to monitor the seasonal changes in Greenland's ice sheet, using seismic vibrations generated by crashing ocean waves. The results, which ...

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