Whenever we need to communicate in secret, a cryptographic key is needed. For this key to work, it must consist of numbers chosen at random without any structure - just the opposite of using the ...

Our world runs on randomly generated numbers and without them a surprising proportion of modern life would break down. So, why are they so hard to find? The friends did their best to explain what they ...

Using a single, chip-scale laser, scientists have managed to generate streams of completely random numbers at about 100 times the speed of the fastest random-numbers generator systems that are ...