Ex-CIA Spy: China Is Preparing & We're Not Paying Attention! Here's What Happens If They Takeover!

A common question that we get at YC is: Is it okay to outsource the development of your initial product? The challenge here is that most founders who are not technical think that they have a problem that’s worth solving, think they understand their custom…

Let’s review calculating confidence intervals for proportions. So, let’s say I have a population and I care about some proportion. Let’s say I care about the proportion of folks that are left-handed. I don’t know what that is, and so I take a sample of s…

Of course, feeling like it’s rather interesting to make change. Some people are victimized by other people, and if it weren’t for the indignation that that causes, we wouldn’t have the reforms that we need. But that truth is mixed with another. It’s very…

How much of life do you remember? [Music] Sam, you felt like you’re present in the current moment. You’re physically here, but our minds are always busy, always somewhere else. I heard this call and can’t stop thinking about it: you’re depressed because…

Few years ago, I was called into a meeting—a lunch meeting—and you know, the Geographic told me we’re gonna do this whole issue special on the Greater Yellowstone Ecosystem. And I was asked to become one of the team. And it’s, you know, it’s 50,000 squar…

It’s a really good spot. Bears come from all directions; we can pretty much predict where they’re going to hunt. I’m going to set up a camera and try and get a shot of a bear smashing into a salmon. I’m with my camera, with my tripod, and a bear comes ou…