Optical illusions have become the talk of the town and they are more than casual internet puzzles as they serve as visual ...

This optical illusion can assess your IQ and observational prowess. This is not an average seek-and-find puzzle. Do you think you have what it takes to make the cut and claim a spot in the top 1 per ...

Using ultra-fast laser pulses and special cameras, scientists have simulated an optical illusion that appears to defy Einstein's theory of special relativity. One consequence of special relativity is ...