I suggest pausing at 15 seconds in to come up with your angle on how you think this works.
As MC Escher said, "Are you really sure that a floor can't also be a ceiling?"
illustrative front page thumbnail image (cropped): BINK0NTAN/Shutterstock
In this 3D-printed sculpture, how does the ball defy gravity and roll uphill?
Have you ever seen the Pigeon Neck illusion?
This one's animated, so go and check out the interactive Pigeon Neck illusion at Michael Bach's website. In the animation above you see "pigeons" craning their neck while scurrying along,… READ THE REST
Mindbending optical illusion: Which of these buses is going faster?
Which of these "buses" is moving faster? While they appear to be in a "race," they are actually moving at the same speed, as revealed when the background becomes solid… READ THE REST
This mind-melting optical illusion is called the Hermann Grid
Mathematician/author Cliff Pickover posted the mind-melting optical illusion below. It's an example of the "Hermann grid illusion," first described by Ludimar Hermann in 1870 when he was reading a book… READ THE REST
This 7-cable charging doc will keep all of your devices powered up and it's only $55.99
We thank our sponsor for making this content possible; it is not written by the editorial staff nor does it necessarily reflect its views. There's nothing worse than a mess… READ THE REST
Transform any space with these smart LED lights for only $29.99
We thank our sponsor for making this content possible; it is not written by the editorial staff nor does it necessarily reflect its views. If you're looking for an easy… READ THE REST
Hack your travel in 2023 with this bundle
We thank our sponsor for making this content possible; it is not written by the editorial staff nor does it necessarily reflect its views. If by this point in 2023,… READ THE REST
