For less terrifying optical illusion murals see these brilliant artworks made with a spray can. And if you want to continue to be scared, try this unnecessarily creepy optical illusion presentation, ...

Are you ready to tackle a brain-twisting optical illusion which is causing a meltdown on social media? The internet is full of puzzles that challenge your cognitive skills, test your vision, all while ...

Purpose On clinical examination, it can be challenging to differentiate retinoschisis with outer retinal hole from schisis-detachment. This study examined the role of outer retinal hole spectral ...

Last year we covered the 'coffer' illusion, a visual riddling that was blowing/bending/frying/breaking the internet's collective mind. And like all the best illusions, it seems this one keeps on ...

This work extends the concept of cloaking as a special form of illusion to the wider realm of illusion optics. We propose to use transformation optics to generate an illusion such that an arbitrary ...

See if you can accomplish what many failed to and find the missing ball in less than 20 seconds. If you're a golfer, it should be no problem. Hopefully.

Only those with 20/20 vision & the eyes of a referee can solve this baffling optical illusion in under 60 seconds Scroll down for more tricky illusions and brainteasers ...

But chasing this idea is like diving down a rabbit hole without a hole. Qualia, as far as I understand, are tied to the messy, biological, embodied experience of being human.

This optical illusion hides a dog in plain sight, but only those with a high IQ can spot it in 6 seconds. Flip your perspective and test your brainpower.

Another day, another brain-bending optical illusion! At first glance, this colorful grid of red and orange diamonds looks like a mess of repeating numbers: '34,' '43,' '32,' and '23.' It’s bright, ...

This optical illusion is challenging people's eyesight. There is a plane concealed somewhere in this picture, but only those who possess really sharp vision can spot it.

Optical Illusion: Take a look at the picture given below, the image is of a board full of the term 'pen'. However, among all the pens, there is one odd word that you have to spot in under 10 seconds!