The Internet Has Massively Broadened Career Possibilities

A group of friends wondered how much faster they could snap their fingers on one hand versus the other hand. Very important question in life! Each person snapped their fingers with their dominant hand for 10 seconds and their non-dominant hand for 10 seco…

I’m here with Iman L. Sheikh, Khan Academy’s World History fellow, and the question I have, Iman, is: history often focuses on men, but clearly women were playing a significant role. How much can we know about women, say, 2,000 years ago? When we talk ab…

What happens if you indent a conditional inside another conditional? To trace how the computer executes a program with nested conditionals, we need to look at the indentation. We know that an if starts a new conditional, so that means we have two conditio…

One of my most memorable quickest deals was actually getting a phone call from somebody saying he wanted to buy a certain airplane. I told him that the airplane was really just ready to be under the contract. He said he wanted to buy something immediately…

Some critics of the TV show Mythbusters claim that the show misrepresents the scientific process. For example, experiments are sometimes conducted only once and without adequate controls, but then these results are generalized to make definitive claims ra…

14 years ago, I had to come up with the idea of how to build the best showroom in the world. But the biggest issue was, what the hell do I put inside the window of this showroom? I had to make sure that people looking in from the window outside didn’t thi…