The invisible writing
You've probably heard of the Boston Tea Party, something about a bunch of angry colonists dressed as Native Americans throwing chests of tea into the water. But the story is far more...
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Great weather we're having! Awesome job! You're a tremendous athlete! Compliments, right? Well, maybe. Depending on the attitude and tone of voice behind these lines, they very well...
There's a myth that Grandmasters can see ten, fifteen, twenty moves ahead. And it's a great myth because I'm a Grandmaster and it makes me look like a super freaking genius....
I'm going to take you on a journey into some hidden worlds inside your own body using the scanning electron microscope. These microscopes use a beam of electrons to illuminate things that are...
A couple of years ago I started using Twitter, and one of the things that really charmed me about Twitter is that people would wake up in the morning and they would say, "Good...
Fourth and nineteen, folks, they've gotta have a play as time's ticking away because they've got to stay in this ball game, they've got to win. They come out lined up...
You might have heard that we're running out of fresh water. This might sound strange to you because, if you live in a place where water flows freely from the tap or shower at any time, it sure...
Hello, my name is Christian Rudder, and I was one of the founders of OK Cupid. It's now one of the biggest dating sites in the United States. Like almost everyone at the site, I was a math...
So how many of you have a robot at home? OK, I see about 20, 30 hands. That's actually pretty good. How many of you would want your own personal robot at home? I know I would! OK, so why...
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The development and spread of railroads across the United States brought a wave of changes to American life. During the railroad boom, thousands of jobs were created, new towns were born, trade...
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