Carrots get their orange-y color from, you guessed it, an organic chemical. This chemical, called beta carotene, gets its pigment from its conjugated electron system. We’ve talked some already about conjugation, but in this episode of...

SciShow Space News tells you about NASA's latest launch -- the first mission dedicated to measuring carbon dioxide in the atmosphere -- and gives you a primer on what the June solstice really is!

SciShow Space shares the latest news from around the universe, including new details about our next mission to Mars, and a study that predicts a catastrophic solar storm may be more likely than we thought.

If you’re not lounging on the beach on a hot summer day, why would you think to put on sunscreen? Well, you might need sunscreen more often than you think.

But maybe don't bust out the moisture farm equipment just yet!

Nothing says "nature" like a lush green forest. But why are plants green in the first place?

You've seen those viral videos of colorblind people putting on special glasses and reacting to colors they've never seen before! Today, we'll explore how colorblindness works and what those glasses try to do to fix it!

I'm not saying it's aliens....and it's probably not aliens. Also, an update about the most recent SpaceX explosion!

People ask Google everything under the sun. One of the most commonly searched questions in the world is “Why Is the Sky Blue?” Allow us at SciShow to explain.

There is No Pink Light

You might have realized that lots of ground-based telescopes are located in Hawaii...but why? It's not just for the beautiful sunsets.

Black holes are already pretty extreme, but some stand out among their peers, driving cosmic engines that outshines the rest of the galaxy and even serving as birth control for stars!

Since it launched in 1990, the Hubble Space Telescope has snapped more than a million images and changed the way we see the universe, literally.

When you stare up at the night sky, you might think that the universe is really black, but that's just because our eyes aren't sensitive enough to see the billions and billions of multicolored stars out there. Ever wonder why certain...

For millennia, we mostly had to make do with natural pigments and dyes, but in the last 300 years or so, chemical synthesis has revolutionized the colors of our world.

Before you head out on your next stargazing adventure, SciShow Space has some tips for you.

You might think that quantum physics was discovered because of some super complicated electron behavior or something, but it was actually invented to explain ovens.

Lots of life on Earth can fluoresce, creating a beautiful neon world of camouflage, communication, and adaptation that is hidden from the human eye.

Claude Monet had a very unique eye, and it can teach us a bit about the science of vision

Hank regales us with the history of the telescope, and then introduces us to some folks from the team who are working on the newest telescope in the chronology - the James Webb Space Telescope, an infrared telescope due to launch in 2018.

In this video Paul Andersen explains how the wavelength of a standing wave is determined by the boundary length and frequency of the wave. The fundamental frequency has a wavelength double the boundary length. Harmonics are built on...

From the ability to see “invisible” types of light to the power to taste all over their body, meet five incredible animals whose super senses far surpass our own! Chapters STAR-NOSED MOLES 3:04 HARBOR SEALS 4:56 CATFISH 6:49 BEARS 8:26

The Heisenberg Uncertainty Principle states that you can never simultaneously know the exact position and the exact speed of an object. Why not? Because everything in the universe behaves like both a particle and a wave at the same time....

Why is the sky blue? It's a question that you'd think kids have been asking for thousands of years, but it might not be that old at all. The ancient Greek poet Homer never used a word for blue in The Odyssey or The Iliad, because blue is...