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Flip-Flop of Earth’s Magnetic Field Probed
Some 41,000 years ago a complete reversal of the Earth’s magnetic field occurred and compass needles would have pointed...
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Tiniest Alien Solar System Discovered: 5 Packed Planets
The most crowded alien planetary system found yet possesses five worlds all orbiting a star at least 12 times...
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How First Life Forms Might Have Packaged RNA
Researchers at Penn State University have developed a chemical model that mimics a possible step in the formation of...
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Apollo Rocks Analysis: Solar Wind Made Moon Water
Analyzing grains of soil collected from three Apollo lunar missions, geochemists have figured out that the hydrogen in trace...
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Fly Genomes Show Natural Selection
When ancestral humans walked out of Africa tens of thousands of years ago, Drosophila melanogaster fruit flies came along...
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Researchers Find Trigger for Explosive Volcanic Eruptions
Scientists from the Univ. of Southampton have identified a repeating trigger for the largest explosive volcanic eruptions on Earth....
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Scientists Observe Quantum Effects in Cold Chemistry
At very low temperatures, close to absolute zero, chemical reactions may proceed at a much higher rate than classical...
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Megacities Pose Serious Health Challenge
Rapid urbanization will take a heavy toll on public health if city planning and development do not incorporate measures...
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Spineless Critter Had Oldest Complex Brain
A 520-million-year-old, three-inch fossil has yielded evidence that complex brains evolved much earlier than previously thought. The preserved external...
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Black-Hole Laser Edges Closer to Testing Hawking
In a laboratory in Scotland, a revolutionary kind of laser is taking shape – the first one to be...