The Drinking Bird Toy That Even Einstein Could Not Explain

If you have seen the classic drinking bird toy, then you have probably wondered how it works. You might not have succeeded in explaining why it works. Some say that Einstein was baffled by it. Engineer Bill Hammack disassembled the drinking bird toy to understand the principles behind it. What looks like red water inside…

Can You Find the Man Hiding in this Photo?

A man is hiding in this photo. Can you find him? Humans heavily rely on color perception to perceive their environment. However, contrast detection is a very important skill, which is why some hunters may find this task easier. Do you seem him now?    

Watch this Rubik’s Cube on Fire!

So you can solve a Rubik’s cube. But can you solve a Rubik’s cube on fire? Tony Fisher is a Rubik’s cube enthusiast. He uploads Rubik’s cube videos to his YouTube channel with some twists. What do we mean? He recently solved a Rubik’s cube made out of ice. Now, he’s back. With a Rubik’s…

[VIDEO] Impossible Nail-Through-the-Wood Puzzle Solved

Someone posted a picture on Reddit which showed a nail hammered through a solid wood block. Except notches were cut out of the block, with no apparent way to hammer in the nail. The redditor claimed that there was no “cheat” involved i.e. no glue or pieces held together. There were many attempts and theories. Finally a…