Random numbers are commonly used for data encryption, selecting random samples for research, and of course, for lotteries and gambling. Mads Haahr, moderator and operator of random.org, a random ...

There will be an app for that: making random numbers on a mobile phone. (Courtesy: Marketa Michalkova) Do you feel nervous when you make a credit-card transaction using your mobile phone? Your worries ...

To simulate chance occurrences, a computer can’t literally toss a coin or roll a die. Instead, it relies on special numerical recipes for generating strings of shuffled digits that pass for random ...