You have to see this one to believe it - or not believe it. This optical illusion, that has gone viral on social media, is making people all over the world scratch their heads. And all it uses is a 3D ...

Posts from this author will be added to your daily email digest and your homepage feed. is a senior reporter who has covered AI, robotics, and more for eight years at The Verge. I’m British, and if I ...

Lay the empty cardboard toilet paper tube flat on the table Press it flat as shown Now, open your tube back up and line up the two creases inside the tube that you just made when you pressed it flat ...

So first of all, an "Illusion of the Year" contest exists. Let that sink in for second. Cool. Now this year, a finalist created an "ambiguous cylinder illusion" and after watching this mind-bending ...