A new video created by Vanessa Hill, an Australian science writer, stop-motion animator and also the brains behind BrainCraft, will leave you feeling a little spooked.
Her channel is followed by more than 250,000 people who are all just fascinated by her scientific experiments and findings – all of which you can re-create at home.
The video, which explains an optical illustion that makes it seem as though you have an actual hole in your hand, asks you to use just a piece of paper to create the illusion.
The phenomenon she discusses in the video is known as binocular rivalry,… Read the full story