Image: Indian Runner Ducks

Science

3 minute lesson

Replacing DEET with Ducks

Instead of using dangerous chemicals, this vineyard has been using ducks to keep pests away from their crops.

View Touchstone
Image: Womans face painted in colors. Eyes peeking through fingers.

Technology

8 minute lesson

Helping the Blind See With Their Tongues

The BrainPort V100 is making it possible for people without sight to navigate the world better…by using their tongues.

View Touchstone
Image: Purple crystal nano-flowers the size of a human hair

Math

5 minute lesson

Combining Geometry, Science, and Art to Create Crystal Nanoflowers

The natural world is filled with the beauty of geometry. Meet some scientists using chemistry to create crystal nanoflowers that push the limits of nature and explore new frontiers of science.

View Touchstone
Image: A flamingo leaning over to get a drink

Science

3 minute lesson

The Power of Flamingo Milk

Flamingos aren’t born pink! Here’s how they get that stunning color in their feathers…

View Touchstone
Image: A pile of food scraps

Engineering

5 minute lesson

Getting Energy from Our Food Scraps!

Meet the HORSE, a powerful machine combining technology and bacteria to help us better manage our food waste while generating energy!

View Touchstone
Image: Ice Age fauna of Northern Spain

Science

6 minute lesson

Rewilding: What if We Had the Giants Back?

What if we brought back the animals we’ve lost? What kind of effect would they have on the planet? ‘

View Touchstone
Cenote, Underwater Caves John Stanmeyer, National Geographic

Places

4 minute lesson

Exploring Mexico’s Underwater Caves

Cenotes might seem like nothing more than big pits, but these underground caves are central to the vibrant ecological health of the Yucatan jungle.

View Touchstone
Image: Foldscope in Masai

Health

4 minute lesson

How Paper Microscopes Can Change the World

Foldscope, a paper microscope, takes about one dollar to create, but it’s changing education and medicine around the world.

View Touchstone
Image: owl flying

Science

4 minute lesson

Ghosts in the Night: How Owls Fly Silently

Learn about what makes owls so quiet and deadly.

View Touchstone
Image: Person holding a video game controller

Technology

9 minute lesson

Can Video Games Be Good For You?

Did you know video games could potentially be used as medicine? Researchers are finding ways to use gaming to help treat things like ADHD, autism, and depression!

View Touchstone
Image: view of Earth from space

Culture

6 minute lesson

An Astronaut’s Perspective on Earth

What do you think it’s like to see Earth from space? Let’s hear from some astronauts.

View Touchstone
Image: Sharks swimming among small fish

Science

5 minute lesson

Fintastic Shark Facts!

How are sharks such amazing, powerful predators? Evolution has done some pretty impressive work. Let’s learn about it!

View Touchstone
Image: Robot playing table tennis

Science

11 minute lesson

A Quick History of Robots

How are robots changing our lives? How long have we been making robots? Should we even be afraid of them?

View Touchstone
Image: Diagrams of mushrooms

Science

6 minute lesson

Fungi, the Technology of the Future?

Could this natural material actually be the technology of the future? Let’s see how fungus could become a bigger part of our lives!

View Touchstone
Image: Collage of sand textures

Science

3 minute lesson

Reading Earth’s History With Sand

If we want to look at earth’s history, we may want to look at some of the smallest pieces. Let’s see what sand can teach us!

View Touchstone
Image: Octopus showing off their tentacles

Science

4 minute lesson

The Remarkable Intelligence of Octopus Tentacles

Did you know that an octopus can smell through their tentacles?

View Touchstone