Harvard has developed a metamaterial that changes size and shape on command from an external device.
Читать полностью…The Assassin's Teapot
A two-chamber kettle with one spout for brewing different types of tea. By clamping one of the two holes near the handle, you can pour liquid from one or the other chamber. They say it was used for shipments.
Gravity machines that will definitely attract your attention!
It is a pleasure to watch the hypnotic movement and listen to the metal balls rolling along the wooden path.
The realization of one of the most famous basic impossible figures — the "Endless Penrose Ladder"
"Up the steps leading down" is how Penrose's staircase can be described. The idea of this design is that when moving clockwise, the steps lead up all the time, and in the opposite direction — down.
In China, they are now firing a laser at trees
To remove an extra branch, you no longer need to look for a large ladder and a saw.
A video about the evolution of money through the eyes of a neural network, made for the event The Future of Money in Toronto.
Читать полностью…Richard Mill's $105,000 Mechanical Pen😱🤑
If you press on the top of the pen, the 18-carat white gold pen will move out due to the use of the caliber of the self-winding pen.