Deep underground forces explain quakes on San Andreas Fault

Rock-melting forces occurring much deeper in the Earth than previously understood appear to drive tremors along a notorious segment of California's San Andreas Fault, according to new USC research that helps explain how quakes ...

Quantum leap for speed limit bounds

Nature's speed limits aren't posted on road signs, but Rice University physicists have discovered a new way to deduce them that is better—infinitely better, in some cases—than previous methods.

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