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

You said that we went from atoms in the time of Democritus down to nuclei, and from there to protons and neutrons, and then to quarks. It’s particles all the way down. To paraphrase Feynman, we can keep going forever, but it’s not quite forever. Right at …

Banks can take a lot of loan losses, but they can’t take something that wipes out their capital and expect the world to ignore that fact. If those rates change, let the person who bet that they wouldn’t change lose money. I mean, that’s if you make mistak…

(chiming music) [Teacher] Four plus one is? (laughing) (celebrating) Hi teachers. Sal Khan here from Khan Academy. Now I just wanted to make sure that when congratulations are being passed around that we take the time to say congratulations and tha…

[Narrator] The invention of the electric light bulb, 150 years ago, was one of the most transformative milestones in history. This new form of light, artificial light, brightened and made safe once-dark streets, prolonged waking hours into the evening, an…

Each small square in the diagram has a side length of one centimeter. So, what is the area of the figure? We have this figure down here in blue, and we want to know its area. Area is the total space it covers, and we’re also told that each of these little…

The last video, we constructed an experiment where we had a drug that we thought might help control people’s blood sugar. We looked for something that we could measure as an indicator of whether blood sugar is being controlled, and hemoglobin A1c is actua…