Thanks to climate change, many regions are experiencing longer and more dangerous wildfire seasons. Here are 4 high-tech ways we are trying to stop these fires in there tracks, as well as one that’s a bit simpler.

Today Hank talks with Dr. Cara Nelson about invasive plants that use toxic chemicals and rapid reproduction to outcompete native plants, and Jessi brings some adorable invasive birds. Dr. Nelson is a professor of Restoration Ecology at...

What's the awesomest place in the world? Scientists can think of at least 137, the newly released list of the most biologically important places on Earth. Hank explains how ecologists arrived at this list, and takes you on a tour of four...

Long before there were strip malls, skyscrapers, and combination Pizza Hut/Taco Bells, nature had its own architects: all kinds of creatures create all kinds of structures for living, raising offspring, or maybe just the occasional...

Home is where the heart is - and these frogs manage to make their homes in a variety of bizarre places, from cloud forests to wastelands. And sometimes solving the challenges of living in these places involves solutions that are...

Feathers are great for flying—but did you know birds use their feathers for so much more? Find out what secrets birds are hiding from us in this new episode of SciShow!

You might guess that big city subways would be filled with all sorts of nasty pathogens just waiting to infect the nearest unsuspecting human, but science doesn’t back this up at all.

If you stick your finger in a socket, you’re in for a bad time, so how can birds perch on power lines without getting zapped? Hosted by: Olivia Gordon

Why is good news so rare? In a special broadcast from the TED stage, journalist Angus Hervey sheds light on some of the incredible progress humanity has made across environmental protection, public health and more in the last year,...

If you were looking down at the Earth from space, what would you be able to see? Do you think you would be able to see your house? What if you were super far away?

Conservation champion and TED Fellow Adjany Costa is on a mission to empower Indigenous communities. Instead of imposing pre-designed policy and plans on local people, she says, conservation efforts should center those who know the land...

As the child of Holocaust survivors and a World War II refugee herself, peace builder Georgette Bennett was stunned by the human toll and tragedy of the Syrian civil war. She got to work, bringing together historical enemies to build an...

In this video Paul Andersen explains how scientists analyze data and evaluate evidence. He starts with a description of data and how it must be properly displayed. He then describes types of data in each of the four big ideas. He...

Derivatives are about slope, and integration is about area. These ideas seem completely different, so why are they inverses?

In this video Paul Andersen explains how the amplitude of a wave is a measure of the energy of the wave. He gives several examples of wave amplitude and shows you how to calculate the wave of a transverse and longitudinal wave.

The cross product is a way to multiple to vectors in 3d. This video shows how to visualize what it means.

We’ve been studying the body for most of human history, and yet we are still finding new organs (or parts of them - depending on your definition). Also, thanks to some marmosets, we know a little more about how anxiety and depression...

In this video Paul Andersen explains how the Earth's climate will natural change due to interactions between the Sun and Earth, volcanism, and plate tectonics. Species may go extinct leading to adaptive radiation or may move to a...

Have you ever seen a tree with a big, twisted knot growing out of it? That's just one way that plants can show signs of cancer. Quick Questions explains.

Usually when we think about animals and disease, we think about illnesses that they transmit to us - like swine flu or Lyme disease. But illness is often a two-way street, and while animals can pass pathogens to us, we can also pass our...

Do other planets have weather? It turns out that, yes, they do! But, the weather isn't all the same on other planets because of things like atmosphere. In this episode of Crash Course Kids, Sabrina takes us on a tour of the weather on...

The cross product is a way to multiple to vectors in 3d. This video shows how to visualize what it means.

How does math keep a folded slice from drooping? And what does pizza have to do with the speed of light?

Thanks to climate change, many regions are experiencing longer and more dangerous wildfire seasons. Here are 4 high-tech ways we are trying to stop these fires in there tracks, as well as one that’s a bit simpler.