Don't worry about downloading apps -- your iPhone already has several tools to block all those annoying calls and texts from random numbers. David Lumb Senior Reporter David Lumb is a senior reporter ...

How can you generate random bits? Some people think it’s not easy, others will tell you that it’s pretty damn hard, and then there are those who wonder if it is possible at all. Of course, it is easy ...

Randomness is incredibly useful. People often draw straws, throw dice or flip coins to make fair choices. Random numbers can enable auditors to make completely unbiased selections. Randomness is also ...