Stellar astronomer and TED Senior Fellow Lucianne Walkowicz works on NASA's Kepler mission, searching for places in the universe that could support life. So it's worth a listen when she asks us to think carefully about Mars. In this...

Howcast - Photographing nature might not come, well, _naturally_ to everyone. Heed these tips for phenomenal shots of elements like light, water, and wind.

It may seem like Earth isn't as well-decorated as its ring-bearing neighbors in the solar system, but new research suggests that may not always have been the case. Not only did our planet maybe once have a ring, but our ancient bling...

The Industrial Revolution did not just change the way we work but our very social fabric. So, it is only natural that arts and culture underwent a fundamental change as well. Romanticism, Realism and the road to modernity with...

In this tutorial, Justin demonstrates how to create a live currency converter in Microsoft Excel by importing real-time currency conversion data from a website. By following his step-by-step guide, you can set up your own converter to...

How different would things be if Earth had always rotated in the opposite direction?

Over the past three decades, astronomers have discovered thousands of planets beyond our solar system. But while some of them might be the right size and mass to be some kind of Earth 2.0, we don't know if any of them is truly...

Explore the four gas giant planets, as Jessi and Squeaks take you on a tour of our solar system!

Hank serves up a buffet of news items that includes an approximate date for the end of everything, scientific proof that when it comes to sex bigger IS better, and a look behind how the London Olympics are going green. Bon appetit!

Wie sagt man "hurricane" auf Deutsch? Was ist das deutsche Wort für "Natural Disaster"? In diesem Video spreche ich über die Kategorien von Naturkatastrophen auf Deutsch und was sie...

In this video, you will see how to infect entire network using malwares. • Learn about various network attacks • Explore the process of network infection techniques • Explanation of malware infection in network

There are many built-in functions in Matlab to facilitate complex programming steps with few lines of code. Using built-in functions can save many hours of programming but also increases the amount that you must learn to master the...

If we are going to learn about the Earth, we had better start from the beginning! The Hadean, Archean, and Proterozoic eons will take us all the way from the formation of the Earth, 4.6 billion years ago, until about half a billion years...

Santa Maria Antiqua Sarcophagus (Sarcophagus with philosopher, orant, and Old and New Testament scenes), c. 270 C.E., marble, 23 1/4 x 86 inches (Santa Maria Antiqua, Rome) Speakers: Dr. Steven Zucker and Dr. Beth Harris

The earth has an axial tilt of about 23.5 degrees. While this tilt is responsible for shaping our planet's climate and seasons, it also played a crucial role in shaping life on earth. What would have happened if the...

You may have heard that a kilogram of feathers weighs the same as a kilogram of steel, but that all depends on where you weigh them. This video is all about the difference between mass and weight, and how weirdly awesome Earth’s gravity...

Howcast - Get some great portrait photography tips from professional photographer Joe Sinnott in this Howcast photography tutorial.

Do Aliens exist? Are we alone in the universe? Where is everyone? Fermi Paradox and Drake Equation: Where is everyone? You probably already know that there are more stars in the universe than all the...

This content provides a conceptual understanding of average velocity for a particle moving along a semicircular path. It emphasizes that average velocity is calculated based on displacement (the straight-line distance between start and...

Howcast - Learn how to remove electrical plates before painting from Brushed Interiors founder David Sartori in this Howcast video.

A&P I Lab | Exercise 4 Part 2: Connective Tissues

This video is a quiz covering the Planets series. It includes topics such as the unique characteristics of Earth, the orbits of planets around the sun, the number of planets in our solar system, the relationship between a planet's...

A basic introduction to identifying and feeding American Goldfinches. What does a goldfinch call sound like? What do goldfinches eat? How can you identify goldfinch songs?Is it a goldfinch or another yellow bird? Where do goldfinches...

Life on Earth has adapted to our 24 hour day, but the Earth’s spin is slowing down. What would it be like to live on an Earth that stops spinning? Watching YouTube Isn’t Helping You Wind Down, It’s Ruining Your