The cryptography behind bitcoin solved a paradoxical problem: a currency with no regulator, that nonetheless can’t be counterfeited. Now a similar mix of math and code promises to pull off another ...

PITTSBURGH (AP) — Carnegie Mellon University will hire a researcher from the Library of Congress to help it decode a collection that includes two WWII German Enigma machines. The university wants to ...

Forget scanning electron microscopes, high-speed centrifuges and computer-controlled telescopes — some of the coolest science tools ever made are totally analog, incredibly old and available for ...