We’ve talked before about number stations — mysterious shortwave transmitters repeating numbers, presumably for clandestine ...

A seemingly simple set of rules kicks off a kind of mathematical magic trick, which has kept great minds busy since the 1930s ...

In 1946, the mathematician Paul Erdős posed the unit distance problem—and suggested a winning strategy. An A.I. model has now ...

Physicists used quantum bits to achieve perfect randomness for the first time ever. The results of their research could ...

Abstract: Time-of-flight (ToF) sensors with single-photon avalanche diodes (SPADs) estimate depth by accumulating a histogram of photon return times, which discards the timing information required to ...

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