Safari Live - Day 368 | National Geographic

I’m Jessica Livingston. I’m one of the founders of Y Combinator, and I’m so happy you’re all here today. I’ve been reading; like some of you have come from so far away. It’s just thrilling. I’ve been in the startup world for nine years now, and this is th…

Well, I won’t comment on the three companies that you’ve named, but in general terms, unless you find the prices of a great company really offensive, if you feel you’ve identified it… By definition, a great company is one that’s going to remain great for …

We’ve seen in previous videos that photosynthesis can be broken down into the light dependent reactions and the Calvin cycle. The light dependent reactions is where we take light as an input along with water, and we’ll see the water is actually a source o…

From our first lesson focusing on the migration of indigenous people to the land mass that today comprises the United States, we’ve made it all the way to the present. A journey in time of more than 15,000 years. We’ve looked most closely at the last 500 …

This is the final installment of the beaker ball balance problem. So if you haven’t seen the first part, you should probably watch that now. The link is in the description. Now assuming you have seen it, you know that the balance tips towards the hanging…

The crisis of credit visualized. What is the credit crisis? It’s a worldwide financial fiasco involving terms you’ve probably heard, like subprime mortgages, collateralized debt obligations, frozen credit markets, and credit default swaps. Who’s affected?…