How to Get Started, Doing Things that Don't Scale, and Press (How to Start a Startup 2014: 8)

Hi everyone, Sal Khan here from Khan Academy, and I’m very excited to let you all know about the work that Khan Academy is now doing in artificial intelligence. Obviously, over the last many months, there’s been a lot of talk about artificial intelligenc…

[Bertie] Only minutes old, this harp seal pup is quick to fall in love with its icy home sweet home. The ice melts. In just 10 days’ time, mom will leave her behind and never look back. The countdown begins. (baby seal cooing) 10, put on at least four pou…

Are you free? Free to choose what you do and make decisions? Or are you an NPC, unable to decide anything for yourself? You feel that you have control over your life, or at least what you’ll have for breakfast. But this may be an illusion. Physics actual…

[Music] This is green, this is red, and this is blue. But how can you tell what you’re seeing as blue is the exact same thing as what I see as blue? We’ve named the colors to give us a way to communicate and reference them. But in reality, there’s no way …

Imagine if you could gather the energy from every star within a hundred million light years. From thousands of galaxies, each with billions of stars. Imagine, you could take this kind of power, and use it to fire the biggest super-weapon in the universe. …

[Voiceover] Let’s say that f of x is equal to x plus 7 to the third power, minus one. And let’s say that g of x is equal to the cube root of x plus one, the cube root of x plus one, minus seven. Now, what I wanna do now is evaluate f of g of x. I wanna …