A video by the World Wildlife Fund WWF: Climate change is one of the greatest threats to wildlife and nature. Call your Senators at 1-800-217-7379 and ask them to support climate legislation on behalf of those who cannot call themselves.

Shaun White has won another gold medal, and it's all due to his ability to get huge air on the superpipe. John Brenkus of ESPN Sport Science explains how he pulls it off.

“Don't Answer Me” is a song by Alan Parsons and Eric Woolfson, the British duo behind the Alan Parsons Project. This is their first music video, which features an award-winning animation by Michael Kaluta, inspired by 1930s comic strips.

Lele and her classmates try all the tricks in the book to avoid taking a test, but their teacher is wise to their games, and, as it turns out, has a few tricks of her own up her sleeve.

Lele panics when one last crucial homework assignment is due. Might having a tutor help her? Or attending a student study group? Surely she can’t get away with not handing it in… but she is desperate enough to try!

Learn about conjugating verbs in several different tenses and forms in this playful clip. See how many you can identify. Enjoy!

In this clip, Jessica and Liz show us how to respond to the two similar but, nevertheless, distinctly different questions of "How many?" and "How much?" Enjoy!

Rozalia Project knows all about marine debris. Do you? Take a look at their wrap-up video from Expedition CLEAN on the Gulf of Maine in August of 2014.

Laird Hamilton is an American big-wave surfer and co-inventor of tow-in surfing. Caught on film, Hamilton's drop into Tahiti's Teahupoʻo break on the morning of August 17, 2000 firmly established him in the annals of surfing. Teahupoʻo is a particularly hazardous shallow-water reef break southeast of the Pacific island of Tahiti. Check out this footage and marvel!

In a heartfelt cry for change and equality, 4 Non Blondes despair of the status quo and of the suppressive conventions they face up to in adult life. It’s hard to believe that this was their only major hit. What’s going on?!

Due to the coronavirus, travel looks and feels very different to how it did at the start of 2020. Here is what you need to know if you have to get on a plane.

Founded by writer Dave Eggers, the Brooklyn Superhero Supply Company is a sister project of the San Francisco Pirate Supply Company, both of them storefront covers for their real work, the 826 educational assistance program. See how creative minds have banded together to make learning fun and at the same time creatively fund educational assistance!

We all know that whales are endangered due to hunting and pollution, but do you know how important they are for the ocean and the environment? This video shows how essential a healthy population of whales is to the ocean ecosystem. Creative Commons Attribution license (reuse allowed). Video was not modified. Please visit sustainablehuman.org for credits and more information.

When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how exactly do wolves change rivers? George Monbiot explains the process.

Jessica takes apart the inside and outside of some books for us… but not literally.