This Optical Illusion Will Make You Think You Have A Hole In Your Hand

Publish Date
Friday, 4 March 2016, 4:37PM

Braincraft is a YouTube channel run by Vanessa Hill has been running for a while now.

She's built up a hefty following of more than 250,000 people who love watching her science-based videos with cool hacks and explanations about mini-phenomenons you can recreate at home.

For example, this illusion below - try it out and see if it works for you!

Thankfully, Vanessa explains why our brains do it.