Think your eyes are sharp? Try spotting the odd one out in this tricky puzzle. Brain teasers are fun little puzzles that make your brain work harder.

AI has propelled the two companies toward an exclusive club, but Microsoft’s path forward is more complicated.

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Why is Eshan Chattopadhyay’s work a breakthrough? Chattopadhyay solved a problem in randomness extraction, how to generate reliable random numbers using two poor sources of randomness.

Think you have razor-sharp eyes and a brilliant mind? This optical illusion is baffling even the best, but only a true puzzle champion with 6/6 vision can spot the odd number hiding in the pattern.

Put your eyesight to the test with this tricky optical illusion! Only people with 4K vision can spot the hidden odd number that’s cleverly disguised within this puzzling pattern.

In fact, they are more like demos. However, there are a number of interesting programs, considering they were just randomly generated.

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Optical illusions are designed to challenge your brain and visual perception by concealing objects or animals. An engaging puzzle is presented, tasking individuals with finding the hidden odd ...

The aim of the brainteaser is to locate the unusual number sequence. Be warned, though, as just one in four readers have successfully managed to find the odd one out, with some taking as long as ...

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. Classical computers can ...