The year is 1400 BCE. At the temple of the fisherman, the morning is unusually still and this is just the latest in a series of troubling signs for Quexo, the village shaman. The villagers live off the sea, but this year the winds have...

Wind is an ever increasing source of power worldwide, which means wind farms continue to be constructed. And choosing where to place those farms seems straightforward, but it might not actually be best to place the in the windiest places!

Hank pays tribute to some of the great scientific minds we lost in 2012, and then apologizes for some mistakes made in recent SciShow episodes.

So, what is fire, exactly? What causes fires in the wild, and how do we put them out? SciShow answers your burning questions about the science of fire. (See what we did there?)

Ancient trees are fascinating, but the answer to the question in the title isn't as cut and dried as it might first seem. There are two major contenders for the superlative, and Hank has all the important information on both of them in...

Hank shares the latest ambitious project from SpaceX and Tesla entrepreneur Elon Musk: The Gigafactory. Learn more about how batteries work, what the big deal is about lithium, and why people are getting so charged up. See what we did...

As actress Nicole Maines points out, we all unwittingly play supporting roles in each others' life stories -- for better or worse. With charm and aplomb, she shares her experience growing up as a trans youth, emphasizing the big and...

We can tell which direction a sound is coming from using just two ears, but how do we do that? What would happen if our ears switched sides?

On a small island in the Irish Sea, fortresses preside over the rugged shores. This unlikely location was the birthplace of a medieval empire that lasted 200 years. Rulers built coastal fortresses on cliffs, roved the seaways, and threw...

The world changes. It really does! But sometimes it changes so slowly that we don't notice it. Other times it changes REALLY FAST!!! In this episode of Crash Course Kids, Sabrina talks about some of the reasons things can change quickly...

A lack of infrastructure in parts of Africa has made unregulated, gas-powered motorcycle taxis widespread -- a system that gets people where they need to be, but heavily pollutes the air and excludes drivers from the formal economy. TED...

What if immortality wasn't just the stuff of epic comic book stories? Is it scientifically possible to be immortal? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere...

As we promised last week, we're not quite done talking about your pee yet. Today Hank explains how the urinary system regulates the production of urine, by maintaining a study glomerular flow rate. He'll also cover the anatomy of...

The International Space Station is roughly the size of a six-bedroom house and weighs more than 320 cars -- it's so large that no single rocket could have lifted it into orbit. Instead, it was assembled piece by piece while hurtling...

Every year, ocean levels rise and high tides flood the low-lying Marshall Islands in the Pacific, destroying homes, salinating water supplies and disrupting livelihoods. In a stirring poem and talk, youth climate warrior Selina Neirok...

SciShow Space takes to you a world where the night is always dark, the tides are paltry -- and the days are only 8 hours long. See how different Earth would be if there were no moon!

We're still leading up to World War II, but first we gotta talk about the rise of the dictators. Today we talk about the rise of militaristic dictatorships in Germany, the Soviet Union, Japan, and Spain, and the economic depression that...

Just like his beloved grandfather, Avi Reichental is a maker of things. The difference is, now he can use 3D printers to make almost anything, out of almost any material. Reichental tours us through the possibilities of 3D printing, for...

All year long, researchers at hospitals around the world collect samples from flu patients and send them to top virology experts with one goal: to design the vaccine for the next flu season. But why do we need a new one every year?...

SciShow News explains the amazing discoveries behind this year’s Nobel Prizes, from the invention that made LED bulbs possible to discovering how our “inner GPS” works!

In this video Paul Andersen explains the importance of social interactions and group behavior. Organisms live in groups because it overs them greater success and has been selected for through natural selection. Some groups are stable...

So... how big is the Universe? It's big... really big... no, bigger than that... it's big. In this episode of Crash Course Kids, Sabrina gives us some perspective on this whole Universe thing and how we fit into it.

What if we could capture pollution in the air around us and turn it into something useful? Inventor Anirudh Sharma shares how he created AIR-INK, a deep black ink that's made from PM 2.5 pollution. See how he hacked together a clever way...

TED follows Nicholas Negroponte to Colombia as he delivers laptops inside territory once controlled by guerrillas. His partner? Colombia's Defense Department, who see One Laptop per Child as an investment in the region. (And you too can...