During this lecture I will talk about something that I think is extremely interesting: What is efficiency? It is a […]

Getting more stuff done faster translates to more time to do the things you love. In this video I’ll show […]

This video explains what efficiency is. Put simply, efficiency refers to the ability to do things flawlessly, without waste and […]

Jean-Luc has ideas about how to live your life more efficiently in this fast paced world. Of course, books and […]

This physics video tutorial explains how to solve conservation of energy problems with friction, inclined planes and springs. Get The […]