Each snowflake is a six-pointed work of art, as cool and as individual as you are. But how does nature make snowflakes?

Would a mile-high skyscraper ever be possible? Explore the physics behind some of the tallest buildings and megastructures in the world. -- In 1956, architect Frank Lloyd Wright proposed a mile-high skyscraper, a building five times...

The word "normal" is often used as a synonym for "typical," "expected," or even "correct." By that logic, most people should fit the description of normal. But time and time again, so-called normal descriptions of our bodies, minds, and...

I'm tall. Most of the people in my family are tall. Does that mean my son will be tall? Turns out the inheritance of height is a lot more complicated than we thought. Scientists know that nature (genes) and nurture (environment) both...

There are a few forests out there where the trees seem to be especially... polite. Can scientists explain why these species give each other space?

Watching a movie at home isn't quite the same experience as seeing it at a movie theater -- but why? Learn how changes in aspect ratio affect every film, and why your television might not be delivering the whole picture.

When you think of herbs, you might picture rosemary, basil, or dill weed, but you can add something a bit bigger than that to your mental herb collection: good ol' bananas.

Fossil fuels are made from the remains of extinct organisms that have been exposed to millions of years of heat and pressure. But in the case of coal, these organisms consisted largely of some downright bizarre plants that once covered...

Bamboo is the world’s fastest growing plant thanks to the cell elongation process it shares with all grasses and its unique cell wall layering adaptation, allowing it to shoot up to 100 ft (30m) in just 8 weeks.

This video is about how causal models (which use causal networks) allow us to infer causation from correlation, proving the common refrain not entirely accurate: statistics CAN be used to prove causality! Including:...

Waterfalls are pretty amazing, but have you ever wondered how they form? Jessi's got the answer! Join her to learn all about how rivers carve waterfalls and then take a look at Angel Falls, the tallest waterfall in the world!

Paul Andersen explains important concepts that can not be explained by simple Mendelian genetics. He begins with a discussion of polygenic inheritance and uses a simulation on height to show how a bell shape curve of phenotypes is...

What is the maximum height for a mountain on Earth!? And why?

On today's episode of Crash Course Anatomy & Physiology, Hank continues our exploration of tissues, with an introduction to your connective tissues.
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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!

Sometimes trail blazers of science aren't famous like Darwin or Pasteur. Sometimes they're humble Abbots, just growing peas in the back of their Abbey. This is the story of Gregor Mendel and how his work was done, lost, then found again.

Paul Andersen explains aspects of genetics that were not covered by Gregor Mendel. He begins with the following topics; incomplete dominance, codominance, epistasis, multiple alleles, and multiple genes. He then explains how linked...

It's Halloween night and Jessi and Squeaks just got home with loads of candy! Before they dive in, though, they want to learn a little more about how one of their favorite types of candy is made!

Get to know Olympus Mons on Mars, the biggest volcano in the solar system, and find out why a planet that's smaller than Earth has volcanoes that are bigger than ours!

Beer & Biodiversity

Sing along with this fun, catchy Gruffalo song based on Julia Donaldson's beloved children's book! Perfect for preschoolers and young readers who love:



• The Gruf
falo...

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The legend of the werewolf—the idea of a person turning into a wolf—has terrified and fascinated people for centuries. Stories of werewolves date back to ancient Greece and the Middle Ages, often linked with fear of the unknown and the...

Bigfoot, also known as Sasquatch, isn’t just an American legend—creatures like him appear in stories from cultures all over the world. From the Yeti in the Himalayas to the Yowie in Australia and the Skunk Ape in Florida, many places...