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An email from a subscriber made us question everything we thought we knew about trees.

Scientists are finding the building blocks of carbon ring structures� out in space!

This week Reactions dives into something truly out-of-this-world: amorphous ice.

There are millions of pieces of trash orbiting Earth - how long will they stay up there?

This video shows how life started on Earth and how to find it on other planets with chemistry.

This Untold episode Talks about the sun and the wild things happening below its surface.

In this Untold episode, we explain the science of the Challenger Space Shuttle accident.

In this episode of Reactions, learn why Moon dust might smell like gunpowder.

In this video, we’ll share tips that help you see the luminous colors dancing in the sky.

In this episode, discover what makes carbon the backbone of all forms of life on Earth.

In this episode, we explore how astronauts survive the deadly radiation of deep space.

The space probe has uncovered chemical mysteries on the moon Titan that will keep scientists busy for years to come.

Going from Earth to Mars? Recycling is an astronaut’s best friend. We're looking at new uses for pee that flows farther than drinking water!

Thanks to the laws of thermodynamics, thermometers can measure temperature. But how do they work in the kitchen or doctor’s office?

That's right. Comets may have helped seed life on Earth. Far out, right? Sarah Everts has the chemical clues that back up this out-of-this-world hypothesis.

Speaking of Chemistry set a course for JPL to learn about NASA’s plans for cubesats, little satellites with interplanetary aspirations.

Star Wars VII: The Force Awakens with its intense plot will have you on the edge of your seat. But is it possible to create a real-life lightsaber or build a Death Star laser?

Go to any paint store or nail-polish shelf and you’ll see a dozen or so variations of the color black. Even inside a crayon box, there are a lot of shades. But what is the blackest black out there?

As Carl Sagan famously said, “We are made of star stuff.� Whoa. It’s a mind-boggling thought, but what exactly did he mean?

Through the fun of Kerbal Space Program, we examine the chemistry of rockets.