Sam Altman’s World is launching a pilot program that will pay developers who create “mini-apps” using its World ID ...

In this mind-bending puzzle, there are three numbers that are visible - 21, 22, and 23. But there is a third number in this ...

The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

Researchers at the Massachusetts Institute of Technology have developed a soft artificial muscle that mimics the structure ...

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