We all know it's awesome, and we could watch Chris Hadfield sing all day, but do you know about the awesome science that's being done on the International Space Station? Hank explains three big discoveries made on the ISS that you should...

Hank tells us about some developments that are being made in the dramatic area of laser tractor beams.

Every wire, memory chip, and radio link is constantly fending off data corruption with error detecting and correcting codes. With the help of these codes, electronics can keep up the illusion of perfection… most of the time.

New Horizons is teaching us all about Pluto! And it's definitely not what we were expecting.

Have you ever wondered why, some nights, the moon looks like a big, bright circle, and some nights it looks like a little sliver? Join Jessi and Squeaks to learn about how the moon's orbit changes the way we see it here on Earth!

Trying to ripen some fruits on your kitchen counter is totally fruitless - here's why.

Ditches and drain pipes help crops survive but can negatively impact the broader landscape.

Paul Andersen explains how we perceive our environment using our sensory system. He starts with a brief discussion of action potentials and the nervous system. He shows that we many more than five senses. He goes into more detail to show...

Here on the internet, we love us some memes. But where do they come from? Yes we know, they are user generated. But to an internet layman, they seem to just appear, in HUGE quantities, ready for cultural consumption. Are they a sign of a...

Each year humanity produces roughly 400 million tons of plastic, 80% of which is discarded as trash. Of that plastic waste, only one-tenth is recycled. 60% gets incinerated or goes into the landfills, and 30% leaks out into the...

Paul Andersen explains how DNA replication ensures that each cell formed during the cell cycle has an exact copy of the DNA. He describes the Meselson-Stahl experiment and how it showed that DNA copies itself through a semi-conservative...

Ocean Confetti

Do you love to look at a big, beautiful full moon in the night sky? So do Jessi and Squeaks! But how did the moon get up there? And what is it made of?

China is building the world’s longest underwater tunnel beneath the Bohai Sea--at 76 miles long it will pass through two deadly earthquake fault zones, will be longer than the current first and second-ranked underwater tunnels combined...

Howcast - Learn how to do an easy home workout from personal trainer Erin Sharoni in this Howcast workout video.

Howcast - Learn the age boys go through puberty and what they experience at each stage from Jennifer Wider, M.D. in this Howcast video.

Howcast - Learn how to do resistance band exercises from certified personal trainer Max Tapper in this Howcast gym workout video.

Howcast - Learn how to develop an angle or routine that will differentiate you from other magicians with advice from magician Jason Suran in this Howcast video.

Howcast - Learn how to add pink, purple, or blue highlights from Pierre Michel Salon colorist AJ Lordet in this Howcast hair tutorial, part 2 of a 2-part series

Howcast - Learn which 10 countries will be the safest during a zombie attack in this Howcast video about how to survive a zombie apocalypse.

Howcast - Learn how to play a jazz solo with this keyboard tutorial from Howcast.

Howcast - Learn about Alphabet City, a neighborhood in New York City, in this Howcast travel video.

Howcast - Learn the top three ways to de-bloat fast from licensed esthetician Joanna Vargas in this Howcast video.

Howcast -Learn how to make quinoa baby cereal from Petit Organics founder Michelle Muller-Marinis in this Howcast video.