Learn all about archaeologists: the scientists who solve the great mysteries of human history!

There's two times more carbon in the earth's soil than in all of its vegetation and the atmosphere -- combined. Biogeochemist Asmeret Asefaw Berhe dives into the science of soil and shares how we could use its awesome carbon-trapping...

We have some good news this week for all the James Webb fans out there, as well as a look a some creative chemistry that may help us find the first solid evidence of an exomoon!

Nearly twenty years after the dot-com bubble burst, the internet is an essential piece of the modern world, with the public side mostly commanded by a few powerful companies.

In 2018, a single power plant produced more energy than the world's largest coal-powered and gas-powered plants combined. China's Three Gorges Dam relies on running water, and is capable of producing more energy than any other power...

Consider the following scenario: a highly infectious, sometimes deadly respiratory virus infects humans for the first time. It spreads rapidly worldwide, and the WHO declares a pandemic. The death toll starts to rise and everyone is...

How do you talk to someone who doesn't believe in climate change? Not by rehashing the same data and facts we've been discussing for years, says climate scientist Katharine Hayhoe. In this inspiring, pragmatic talk, Hayhoe shows how the...

Did you know that Polymers save the lives of Elephants? Well, now you do! The world of Polymers is so amazingly integrated into our daily lives that we sometimes forget how amazing they are. Here, Hank talks about how they were developed...

This video was created with support from the U.S. Office of Research Integrityhttp://ori.hhs.gov.' target='_blank' rel='nofollow'>Integrity For several centuries, people though diseases were caused by wandering clouds of poisonous...

Paul Andersen describes the macromolecules that make up living organisms. He starts with a brief description of organic chemistry and the importance of functional groups. He also covers both dehydration and hydrolysis in...

Down here, on Earth, if you look up at the night sky, it seems like all the stars up there look the same. Or maybe at least similar. But, it turns out that stars are very different and we shouldn't stereotype them. Some are bigger, some...

In which John Green, Hank Green, and Emily Graslie teach you about our Sun, and the formation of the planets. We're going to focus on the formation and development of the Earth, because that's where people live. You'll learn about the...

Minneapolis Police Chief says residents, department has 'had enough'Credit: CBS

Learn the various installation methods for Linux distributions, including USB, DVD, and network installations, to suit every scenario and preference.

Finger Food Poem

Holiday Kids_ Martin Luther King, Jr. Day V1-0004

What is geomatics? Why it's the branch of science that deals with the collection, analysis, and interpretation of data relating to the earth's surface. How is it done? Well we've got Nigel here to tell us all about it! You may know about...

Howcast - Check out this Portal 2 walkthrough and beat Chapter 8 - Part 4: Room 03/19 with this online demo.

Howcast - Learn how to pick wedding ceremony songs from celebrity wedding planner Barbara Esses in this Howcast video.

Howcast - Learn how to do the Pilates Hundreds for a post-baby workout from personal trainer Erin Sharoni in this Howcast workout video.

Howcast - Learn how to make the most of a career fair from career expert Nicole Williams in this Howcast video.

Howcast - Learn how to pick the right wood for the right meat from Pork Barrel BBQ pitmasters Heath Hall and Brett Thompson in this Howcast video.

Howcast - Learn what tarot reading is from renowned psychic Paula Roberts in this Howcast video.

Howcast - Check out part 98 of this L.A. Noire walkthrough and beat "The Gas Man" with this online demo.