We are that much closer to making space travel a reality and SpaceX is helping make that possible.

What is a mistake? By talking through examples with his improvisational jazz quartet, Stefon Harris walks us to a profound truth: many actions are perceived as mistakes only because we don't react to them appropriately.

What do kangaroos, koalas, and opossums all have in common? Find out when you learn all about marsupials!

When it's time to play in the big game against your fiercest rivals, you might put on your "game face." But how much does this expression affect your opponents? And might you also be affecting yourself?

Jessi and Squeaks want a way to let their friends know when it's time to play at the Fort, so they work together and use engineering to build a prototype solution!



NGSS: ETS1.A : Defining and Delimiting Engineerin
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Why is it that every time you see an adorable puppy in the park or outside a cafe your voice suddenly jumps up about two octaves and you’re talking total gooey nonsense? If you watch this episode to find out, you can have a treat and...

This jellyfish might look kind of unassuming, but it's got some surprising long-range weaponry to catch its prey!

Before every launch, there's a crawl.

Artist Uldus Bakhtiozina uses photographs to poke fun at societal norms in her native Russia. A glimpse into Russian youth culture and a short, fun reminder not to take ourselves too seriously.

Election infrastructure in the United States is crumbling, says technologist Tiana Epps-Johnson, and, even worse, election officials are increasingly being attacked simply for doing their jobs. How can the country rebuild trust in its...

Designer Suzanne Lee shares her experiments in growing a kombucha-based material that can be used like fabric or vegetable leather to make clothing. The process is fascinating, the results are beautiful (though there's still one minor...

Air pollution knows no borders -- even in your own body, says public health expert María Neira. In this startling talk, she describes how the microscopic particles and chemicals you breathe affect all your major organs (including your...

A brief intro to the current theory of (almost) everything - the Standard Model of particle physics. It's like cake, only universal.

How will we communicate with the ships that we send to other stars? Scientists think the answer might involve using the sun as a giant lens to strengthen the signal.

Ever heard of Oobleck? How about Non-Newtonian fluids? Well, today Sabrina is going to show us that things can sometimes behave like a solid, and sometimes like a liquid depending on how much force is applied to them. In this episode of...

Having the ability to dim your lights seems like a pretty simple thing, but modern dimmer switches work in a surprisingly cool way!

Nearly 200 species of songbirds migrate south for winter, some traveling up to 7,000 miles. No easy task, the annual journey is dangerous to birds due to landscape change -- so much so, that only half the birds that migrate south will...

OSIRIS-REx is launching soon and it will become the first American spacecraft to return samples from an asteroid!

We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Your muscles also need your constant attention, because the way you treat them on a daily basis determines whether they will wither or grow....

One of Jessi and Squeak's favorite things to do on a nice day is to go to the park and fly their homemade kites! Today, Jessi will show you how to build your own kite and tell you how a little wind can send it soaring through the air!

More than 4 billion years ago, the crust of the Earth was still cooling and the oceans were only beginning to form. But in recent years, we've started to discover that, even in this hellish environment, life found a way.

Lots of animals can change the color of their skin, but there's nothing quite like the chameleon sand tilefish, which can change its appearance in an instant and flash the colors of the rainbow.

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

If we hope to someday live on other worlds we need to figure out where we’re gonna lay our heads at “night.” But who would have thought we could use our own bodies as ingredients for our homes?!