If you trace your way back along the tree of life, eventually you'd come face-to-face with the very first animal. But what exactly would that animal have looked like?

In a dark cave, bats can't see much. But even with their eyes shut, they can navigate rocky topography at incredible speeds. This is because bats aren't just guided by their eyes, but rather, by their ears. It may seem impossible to see...

When something breaks on a spaceship, there's not an auto-shop it can pull up to, so NASA scientists have to get creative.

In the early 20th century, the US had expanded from coast to coast, but many cities in the southwest still lacked reliable water sources. The Colorado River's erratic flow and frequent floods made it unreliable for agriculture, and the...

Maybe you'd like to just hear about one topic for a while. We understand. Thus, we've created our Compilation Series. In this video, we look at some of our videos about Space. Sabrina talks to us about the Sun, stars, the universe, and...

Have you ever sat down to take a math test and immediately felt your heart beat faster and your palms start to sweat? This is called math anxiety, and if it happens to you, you're not alone: Researchers think about 20 percent of the...

On a reef in the Pacific Ocean, 17,000 camouflage groupers dart about in the cloudy water. It is, in fact, an underwater orgy— turned feeding frenzy. An orgy might seem like a rather flamboyant way to breed, but sex in the sea is a...

Psyche was born so beautiful that she was worshipped as a new incarnation of Venus, the goddess of love. But human lovers were too intimidated to approach her, and Apollo recommended her father abandon her on a crag where she would marry...

What can you do to build a better world? Sharing stories from her pioneering career dedicated to tackling poverty, Jacqueline Novogratz offers three principles to spark and sustain a moral revolution. Learn how you can commit (or...

Also known as cercarial dermatitis, swimmer’s itch is more than just an annoying rash…

Your genome, every human's genome, consists of a unique DNA sequence of A's, T's, C's and G's that tell your cells how to operate. Thanks to technological advances, scientists are now able to know the sequence of letters that makes up an...

So, have you ever wondered why we have seasons? Or maybe where the sun goes when it's night time? *Hint: It doesn't actually go anywhere* In this episode of Crash Course Kids, Sabrina talks about the Earth's rotation and revolution and...

In this talk from TED University 2009, veteran rock climber Matthew Childs shares nine pointers for rock climbing. These handy tips bear on an effective life at sea level, too.

New ReviewMilestones are the most basic project planning and tracking tool. In this video, I’ll answer the questions: What are milestones, and what are milestone monitoring and milestone tracking?

New ReviewIn this video I am going to work through completing the square, the basics of what you need to know

New ReviewWelcome back to the Fluctus Channel, as we explore the evolution and employment of Gatling guns in modern air warfare, from the GAU-8 Avenger on the A-10 Warthog to the devastating firepower of the AC-130 gunship and the...

In this math video we will find the product of values in scientific notation. We will understand that scientific notation is a factor multiplied by a power of ten. We will write a value from scientific notation to standard form with a...

Negotiating in Germany can be long and arduous. Be prepared to have everything you say—as well as your appearance, demeanor, and manners—subjected to considerable scrutiny. Every detail of your presentation will be dissected, and the...

The process of creating a unified Germany is on track but far from complete. After the initial euphoria wore off, the enormity of the task ahead set in. Improving the poor state of industry and the infrastructure in the former East...

In this video, the author explains the need for GitHub and Git.

Join Imran Afzal, with over two decades of Linux expertise across diverse industries, in this transformative Complete Linux Training Course designed to secure your dream IT job. Dive deep into Linux, from fundamentals to certification...

Highlight the critical role of IT certifications, including RHCSA and RHCE, in validating skills and boosting job prospects.

A comprehensive summary of the AWS Cloud Adoption Framework, detailing its transformation domains, foundational perspectives, and journey phases, guiding businesses through their digital transformation journey.

Coyote and Mario are on the hunt for prehistoric shark teeth the size of your hand! Teaming up with real fossil experts—and world-record-breaking explorer Lexie Limitless—they’re diving into the mud to see who can score the biggest...