In this illusion, the number 1 is hidden among the vibrant, multi-coloured letters arranged in a grid. At first glance, all ...

Open your pocket knife and take a look at its blade. There’s a good chance it isn’t a pristine slab of steel, but rather that the area closest to the handle — an unsharpened bit called the ricasso — ...

Excel provides three functions for generating random values: RAND(), RANDARRAY(), and RANDBETWEEN(), but there’s no comparable function for generating random letters. The truth is, most of won ...

Very little in this life is truly random. A coin flip is influenced by the flipper’s force, its surrounding airflow, and gravity. Similar variables dictate rolling a pair of dice or shuffling a deck ...

A new network paradigm can generate meaningfully random numbers—and fast. In network encryption, randomness has huge value because it’s not “solvable” by hackers.

Sometimes you need random numbers — and properly random ones, at that. Hackaday Alum [Sean Boyce] whipped up a rig that serves up just that, tasty random bytes delivered fresh over MQTT. [Sea… ...