In this video, the speaker explains the concept of environment and its various components, including living and non-living organisms. They also discuss the four spheres that make up the planet Earth and how human activities are affecting...

In this video Paul Andersen outlines the AP Environmental Science course. He explains how environmental science studies the interaction between earth and human systems. A planetary boundary model is used to explain the importance of...

Center for Environmental Implications of Nanotechnology develops tools to assess current and future risk



Description: We can't see them, but nanomaterials, both natural and human-made, are literally everywhere, from...

Methuselah’s environment lacks nutrients, water, and oxygen. In other words, it’s the perfect place to grow very very old.

An introduction to the chapter "Adapting and Living Together" within the Ecology and Environment topic of school Biology. Where do you live? On a country farm? In a big city? Up in the mountains, or right by the ocean? The place where...

In this video you'll learn all about ecosystems and how energy is transferred between organisms living together it the same environment.

Julia is an easy, fast, open source language that if written well performs nearly as well as low-level languages such as C and FORTRAN. Its design is a dance between specialization and abstraction, providing high machine...

Julia is an easy, fast, open source language that if written well performs nearly as well as low-level languages such as C and FORTRAN. Its design is a dance between specialization and abstraction, providing high machine...

When you think about the technology that helps us prevent outbreaks, what do you think of? Vaccines? Lab tests? Medications? What about toilets? That's right! Toilets are an important piece of technology that can help us prevent...

We’ve explored the origins of modern biology, the earth sciences, and even the sciences of outer space. Now it’s time to put these disciplines together. It's Ecology time!!!

Have you ever heard of the Peppered Moth? It's a great example of how living things can change because their environment has changed. And it's not just them! There used to be giant insects roaming the world, but they got smaller through...

Your belly and your brain speak to each other, says obesity researcher Mads Tang-Christensen. Offering scientific proof that obesity is a disease influenced by genetics and the environment, he introduces a molecule discovered in both the...

It sounds like science fiction, but journalist Stephen Petranek considers it fact: within 20 years, humans will live on Mars. In this provocative talk, Petranek makes the case that humans will become a spacefaring species and describes...

The legendary chimpanzee researcher Jane Goodall talks about TACARE and her other community projects, which help people in booming African towns live side-by-side with threatened animals.

When you think about the deep blue sea, you might instantly think of whales or coral reefs. But spare a thought for giant clams, the world's largest living shellfish. These incredible creatures can live to 100, grow up to four and a half...

How much is one living blue whale worth in the fight against climate change? A lot more than you may think, says financial economist Ralph Chami. He explains the value of bringing the language of dollars and cents to conservation -- and...

Some animals live in pretty extreme places, but the lava cricket might be the most hardcore of them all. These crickets have only been observed right after volcanic eruptions, and scientists have questions, like “How does a flightless...

What would it take to settle Mars? In a talk about the future of space exploration, Lynn Rothschild reviews the immense challenges to living elsewhere in the universe and proposes some bold, creative solutions to making a home off planet...

Some animals live in pretty extreme places, but the lava cricket might be the most hardcore of them all. These crickets have only been observed right after volcanic eruptions, and scientists have questions, like “How does a flightless...

It's finally spring where Jessi and Squeaks live! Join them as they take a look back at some of their favorite springtime subjects like why it rains, how plants grow, and all the amazing bugs you can find in the spring!

In a mind-bending talk that blurs the line between science and art, Tomas Saraceno exhibits a series of air-inspired sculptures and installations designed to usher in a new era of sustainability, the "Aerocene." From giant, cloud-like...

An exhibit at Britain s Science Museum showcases the impact powered flight has on the world, and the innovations being created to take man s dream of flying even further. The aviation industry, scientists and engineers from all around...

Dr. Forrester explains how to categorize things into living and nonliving. She also discusses the relationship between plants and animals.

“Desert vs. Grassland Living” identifies the characteristics of desert habitats and grassland, or prairie, habitats.