The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea. Head to https://brilliant.org/veritasium to start your free 30-da...
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.
Next time you have to fart just squeeze your butt cheeks together real hard. It’ll pop right out.
The fart?
You tell me. Your user name suggests some expertise.