Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.
Researchers at the University of Tokyo have built a microscope that can detect a signal over an intensity range 14 times ...
PULLMAN, Wash. — An Iraq war veteran featured in dozens of hard-core sex films been charged with raping a woman as she slept at a Washington State University sorority house. Christopher Jack Reid, 25, ...
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