TedEd

Mathematics

Why Can’t We Divide by Zero?

I’ve often wondered why this rule of mathematics has withstood the test of time: don’t divide by zero. In the world of math, many strange results are possible when we change the rules. But there’s one rule that most of us have been warned not to break: don’t divide by zero. How can the simple […]

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Space

Are Scientists Actually Building an Elevator to Space?

Explore the physics behind space elevators, which would theoretically use a cable anchored to Earth and extending into space. Sending rockets into space requires sacrificing expensive equipment, burning massive amounts of fuel, and risking potential catastrophe. So in the space race of the 21st century, some engineers are abandoning rockets for something more exciting: elevators. […]

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Philosophy Fridays

Why You Should Read "Waiting For Godot"

TED-Ed explores why you should read Waiting for Godot, something I had to read for a philosophy class once. Two men, Estragon and Vladimir, meet by a tree at dusk to wait for someone named “Godot.” So begins a vexing cycle where the two debate when Godot will come, why they’re waiting and whether they’re […]

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Science

How do Viruses Jump from Animals to Humans?

TED-Ed explains the science of how viruses can jump from one species to another and the deadly epidemics that can result from these pathogens. Here’s a story that happened right here in Maryland. At a Maryland country fair in 2017, farmers reported feverish hogs with inflamed eyes and running snouts. While farmers worried about the […]

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Philosophy Fridays

The Philosophy of Stoicism

It’s been a while since my last “Philosophy Friday” post. Rather than despair, I figured it would be a good time to take a closer look at stoicism.

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Autonomous Vehicles Computer Vision

How Do Self-Driving Cars See?

TED-Ed has a great explainer video on LIDAR and its use in self-driving cars.

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Science

A Brief History of Dogs

Today is National Pet Day, so I thought it appropriate to share this Ted-Ed video. In it, David Ian Howe explores the history of humans and dogs. It goes back further than you think.

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AI Philosophy Fridays

What is Consciousness?

As we create more and more sophisticated AIs, we often wonder if we will ever create an artificial consciousness. That begs the question: what is consciousness?  Michael S. A. Graziano explores the question that has confounded scientists and philosophers for centuries.

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