Bill Hammack, aka The Engineer Guy, is an amazing engineering educator and in this video he explains how duct tape is designed to simultaneously do three things well: “a) adhere with light pressure, b) stay in place, yet c) be removable”.

Controlling the stickiness of tape is of utmost importance. In fact, a key element of engineering tape is controlling its stickiness — and only by doing that…

The aluminum soda can is a humble testament to the power and scope of human ingenuity. If that sounds like hyperbole, you should watch this video, which features eleven solid minutes of engineering explanation and is not boring for even a second.

More science/engineering programming like this please…I feel like if this would have been on PBS or Discovery, it would have lasted twice as long and…