A viral video showing a so-called 'fleet of UFOs' over Japan has triggered a wave of online speculation, prompting experts ...

Test your HD-eye vision and IQ! Can you find the hidden Military Macaw in this realistic children’s park optical illusion ...

We are back with another challenge, and this time it is a ‘find the difference one.’ Your observation abilities and focus ...

For centuries, mysterious lights have been reported on the moon, captivating astronomers and the public alike. These ...

In 2025, one of the brightest celestial events of the year will present a rare sight to the inhabitants of Russia. We are ...

Test your IQ and observation skills with this Real-Art Fusion Optical Illusion. Only 1% with sharp vision can spot the two ...

Here is another fun optical illusion for today - the surface of the photo shows dense water plants which blend with dry ...

Optical illusions come in all forms, from the cognitive to the physiological, often boggling our brains beyond our ...

Researchers have harnessed nonlocal artificial materials to create optical systems that emulate parallel spaces, wormholes, ...

The illusion makes clever use of colour theory, demonstrating how our brains perceive colours differently against certain ...

MIT researchers unlock a hidden effect to stabilize optical clocks, which may help advance the search for elusive phenomena ...