Topic: Engineering

This episode discusses why Ethylene glycol in antifreeze is no longer a viable poison.

In this episode, we’re talking the science of airbags protect you in a car accident.

The 2014 World Cup "brazuca" is different from most other soccer balls out there, and our pals over at the Compound Interest blog dug in to find out why.

In this episode, we visited McFadden Art Glass in Baltimore, Maryland, to learn about the chemistry of this ancient material.

This video explores how to safely demolish a building in a populated city with chemistry!

This video explores how hydrogen fuel cars seem like a great driving solution.

This episode shows how a safety feature crashed a plane in Florida, killing 110 people.

This episode reveals why catalytic converter theft is on the rise and its chemistry.

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

In this episode, we learn how blacksmithing is just as much chemistry as it is an artform.

In this episode, we talk about the chemistry behind the Chernobyl nuclear catastrophe.

In this video, find out great lengths used to make gunpowder during the Revolutionary War.

To beat the summer heat, we turn to heat transfer and the chemistry of refrigerants.

Headlines keep on popping up in the news about exploding cellphones and we're covering the chemistry on why batteries go boom!

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 30 years’ of color-changing chemistry, the Statue of Liberty is an iconic green symbol of freedom. But what’s her original color?

In the second edition of our accidental discoveries series, get to know the stories of how TNT, dynamite and air bags were discovered totally by accident.

Short of carrying an external battery all the time, is there a way to extend the life of your smartphone? Reactions explains the chemistry of lithium-ion batteries with tips to get the most from that smartphone battery.

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

For the Fourth of July and for all of you firework lovers out there, here’s an up close, slow motion look at the chemistry of how sparklers work.

We're hitting the road in California. Check out our first stop at Carbon, a 3-D printing startup in Silicon Valley. Join us as we learn why Carbon believes it’s poised to kick off a new era of 3-D manufacturing.

A Reactions viewer asked us, "Why do metal things corrode?" It’s a great question and number two in our Reactions Q & A series. And did you know that metals actually PREFER to be rusted?

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?

Dull knives and not having a knife sharpener is a drag. This chemistry life hack is going to have you going straight MacGyver up on that lame point of yours.

In a special bonus episode of Reactions, we celebrate the International Year of Light by exploring the science behind light, sight and invisibility.

This week, Reactions looks at the chemistry of the Avengers, including Tony Stark’s suit, Captain America’s shield and Black Widow’s super-fast healing.

This week, we take a sobering look at the chemistry behind the modern world’s first chemical weapons.

Could you make your own Game of Thrones Valyrian steel sword using real-life chemistry?

This week, in honor of St. Patrick’s Day, Reactions takes on craft beer chemistry.

Blue jeans are among the most popular clothing items in the entire world. But how did Levi Strauss get his “workwear” so blue?

If there’s one man in Hollywood that knows the value of chemistry, it’s Michael Bay.

Mary Sherman Morgan, Alice Ball and Rachel Lloyd all had amazing accomplishments in chemistry, but their work was nearly lost to history.

While you wait out the winter months, we’ve got advice on keeping your windshield fog-free, getting unstuck from the snow and even how to make your own hand warmer.

This week, we break down the chemistry that keeps the roads safe when bad weather hits.

Throughout the history of science, many major discoveries came accidentally.

Four fascinating facts about money to make you scientifically richer.

This video brings you all of the exciting sights and sounds of Fourth of July fireworks, plus a little chemical knowhow.

Learn how chemistry can prove you're drunk with a puff of air.

To kick off this football season, Reactions looks at everything that goes into a football helmet and how chemistry helps keep players safe.