Today's experts often overwhelm parents and guardians with alarming warnings of treacherous roads ahead for their children, sometimes turning dedication into anxiety and obsessiveness. Instead of chasing trends, psychiatrist Mathilde H....

Telescopes can get pretty big, incredibly big actually. Unbelievably big. So here's a compilation about how we managed to get them that size and how that size helps us to see.

Mountain ranges usually don't form in the middle of continents. Except for the Rocky Mountains. We'll go into the baffling Laramide Orogeny and a few possible reasons why the Rockies might be in the wrong place.

From self-healing asphalt to electrified roads, technology is steering the future of driving along some exciting new paths!

Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.

Did you know that bananas are berries, but strawberries aren’t? A lot of thought goes into classifying fruits and vegetables, and it all has to do with anatomy.

TED Fellow and urban designer Mitchell Joachim presents his vision for sustainable, organic architecture: eco-friendly abodes grown from plants and -- wait for it -- meat.

Well, here we are. It's the final episode of Crash Course Film Criticism and we're going to chat about one of the more polarizing films ever made: Stanley Kubrick's 2001: A Space Odyssey. On the surface, 2001 tells the story of human...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. How do you pick up a malicious online virus, the kind of malware that snoops on your data and taps your bank...

From self-healing asphalt to electrified roads, technology is steering the future of driving along some exciting new paths!

Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.

Astronomers might have finally discovered part of why Tabby's Star acts so strangely and we have some new ideas about what triggers a type Ia supernova.

Big or small, most creatures end up on something else's dinner menu. But the velvet ant combines a ton of defenses into one very unappetizing package. 

More than 8 million people are crowded together to live in New York City. What makes it possible? In part, it’s the city’s great public spaces — from tiny pocket parks to long waterfront promenades — where people can stroll and play....

Move over Hubble, ALMA sees what you can't!

New York was planning to tear down the High Line, an abandoned elevated railroad in Manhattan, when Robert Hammond and a few friends suggested: Why not make it a park? He shares how it happened in this tale of local cultural activism.

All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against icky invaders like the cold virus. Shannon Stiles takes a journey into the cell, introducing the...

Let's talk about Wikipedia. Wikipedia is often maligned by teachers and twitter trolls alike as an unreliable source. And yes, it does sometimes have major errors and omissions, but Wikipedia is also the Internet's largest general...

Paul Andersen shows you how to find stomata in a dicot and monocot leaf using finger nail polish and transparent tape. A microscope is required to actually see the stomata.

John Green teaches you about Virginia Woolf's modernist novel, To the Lighthouse. Let's face it. You're not reading To the Lighthouse for the plot. There's not a whole lot of plot, unless you count the tension about the beef stew. You're...

In this video Paul Andersen explains how elements and molecules are made of atoms. In a pure sample of a pure substance the average mass remains the same. If more than one atom is found in a molecule the ration of average masses...

Welcome back to the Fluctus Channel, as we explores the evolution of US stealth bombers, from the pioneering F-117 Nighthawk to the B-2 Spirit and the next-generation B-21 Raider. Fluctus is a website and YouTube channel dedicated to sea...

In this math video, we the area of a sector of a circle step by step — aligned with Common Core Standard G-C.B.5! 🔵✏️
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We’re given a circle with a shaded sector, the radius, and asked to find the area of the shaded...

In this Grade 7 math video, we will use a bar diagram to solve a real-world percent problem. We are told that 2/3 of the beads in a jar are one color, and the remaining 1/3 are a second color. The task is to determine what percent of...