Mark Zuckerberg on Taking Risks and Finding Talented People

You wake up in the morning, head outside and you say good morning to your next-door neighbor. You walk down the street and you see a familiar face, so you nodded them to let them know that you acknowledge them. You get into a bus and an old lady walks in …

Before applying to law school in the U.S., students need to take an exam called the LSAT. Before applying to medical school, students need to take an exam called the MCAT. Here are some summary statistics for each exam. For the LSAT, the mean score is 15…

So we have the graph of ( y ) is equal to ( h ) of ( x ) right over here and they ask us, does the intermediate value theorem apply to ( h ) over the closed interval from negative one to four? The closed interval from negative one to four right over here…

[Instructor] Imagine that one day you are standing in your backyard when all of a sudden you saw an alien ship land, and the alien ship had incredible technology. You saw aliens walking out of the ship, bearing strange animals, maybe scary looking weapons…

So this is Sal Khan, founder of the Khan Academy, and this is a very exciting Skype call that we’re on. I’m with Ben Hedrick, who’s the lead for AP Calculus. What do you do at the College Board? Uh, really anything with AP Calculus and AP Statistics is s…

Imagine that you are a child. You are 10 years old and “environment” is a word that nobody understands. My job is to train the next explorers of Grandmother Earth to be teachers, to be environmental instructors. That’s why I wanted to create a special pla…