Willebrord Snel (1580â1626) Netherlands. Although he discovered the law of refraction, a basis of modern geometric optics, in 1621, he did not publish it and only in 1703 did it become known when Huygens published Snell's law in Dioptrica..
MKDS: Heavy. R.O.B. (short for Robotic Operating Buddy) is an accessory for the Nintendo Entertainment System who has recently made appearances in a few Mario games. In Japan, it was known as the Famicom Robot, which was short for Family Computer Robot.
1 Mewtwo is the first DLC character in the Super Smash Bros. series. 2  Mewtwo had two trophies in Super Smash Bros. for Nintendo 3DS and Wii U before it was ever announced as a playable character: regular Mewtwo and its Mega Evolutions. 3  There are no changes to the older trophies, however.