Honestly, “spreadsheets” are kind of the vegetables of the business world -- the very idea of them makes some people queasy. But that’s ok! They can be intimidating, but they’re not impossible to understand. Today we’re going to learn to...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Collecting global health data is an imperfect science: Workers tramp through villages to knock on doors and ask...

What if you could search the surface of the Earth the same way you search the internet? Will Marshall and his team at Planet use the world's largest fleet of satellites to image the entire Earth every day. Now they're moving on to a new...

You might have heard about animals behaving oddly right before an earthquake hits. But are these reports more than just anecdotes?

Basketball is a fast-moving game of improvisation, contact and, ahem, spatio-temporal pattern recognition. Rajiv Maheswaran and his colleagues are analyzing the movements behind the key plays of the game, to help coaches and players...

Autonomous cars are coming -- and they're going to drive better than you. Chris Gerdes reveals how he and his team are developing robotic race cars that can drive at 150 mph while avoiding every possible accident. And yet, in studying...

"Most of what we send into outer space never comes back," says astrodynamicist and TED Fellow Moriba Jah. In this forward-thinking talk, Jah describes the space highways orbiting earth and how they're mostly populated by space junk....

Maybe you've seen animal tracks in the mud after a rainy day, but did you know that you can study these tracks to learn all kinds of things about the animals that made them? Grab your detective hat and join Jessi to find out how!

We're losing animal and plant species at such a swift, unprecedented rate that it's nearly impossible to keep up. Computational biologist Tanya Berger-Wolf demonstrates how harnessing the power of artificial intelligence and one of the...

Earth's orbit has a bit of a litter problem. Hank outlines a few ways scientists have thought of to help clean things up.

If you're anything like us, you're always investigating and asking questions about the world around you! Keeping a field journal is a great way to keep track of all the ideas and observations you have every day!

Shows like The Walking Dead are full of hungry, mindless, surprisingly fleet-footed armies of brain-eating zombies. Could they actually exist? Are zombies real? Well, maybe if you're talking about zom-bees! This week I introduce you to...

Imagine you're watching a runaway trolley barreling down the tracks, straight towards five workers. You happen to be standing next to a switch that will divert the trolley onto a second track. Here's the problem: that track has a worker...

In 132 CE, Zhang Heng presented his latest invention: a large vase he claimed could tell them whenever an earthquake occurred for hundreds of miles. Today, we no longer rely on pots as warning systems, but earthquakes still offer...

Why does February only get 28 days when all the other months get 30 or 31? The answer is part superstition, part politics, and parts astronomy. Basically, it's the Romans' fault.

You wanna be the very best? Like no one ever was? Travel across your neighborhood with us and learn about some of the tech behind the phenomenon that is Pokémon GO.

From setback and injury to an Olympic gold medal -- see how confidently making decisions led one bobsledder down an unexpected pathway to victory.

In this video Paul Andersen explains how beats are created through interference of waves with similar frequencies. The changes in amplitude are caused by destructive and constructive interference. The frequency of beats is equal to the...

When you're working on a problem with lots of numbers, as in economics, cryptography or 3D graphics, it helps to organize those numbers into a grid, or matrix. Bill Shillito shows us how to work with matrices, with tips for adding,...

Silicon transistors allowed computers to shrink from the size of houses to watches in a short time, but engineers are facing a problem: we've almost hit the limit on how small silicon transistors can get.

Stars blowing up is a surprisingly common occurrence, but who would have thought to search the bottom of the ocean if you were trying to study them?!

Jessi and Squeaks are at the fair, and Jessi is excited to go on the roller coaster! But before they get on, Squeaks wants to know how roller coasters work.

Plants are all around you! You walk on them, eat them, and even climb them! And guess what? You can even grow your very own!

Whether or not it's worth investing in, the math behind Bitcoin is an elegant solution to some complex problems.