Why Can’t You Buy *Fresh* Olives?

From Reactions. Olives are a strange food: a fruit that you can’t buy fresh, just swimming in salty brine. Why? They contain a bitter chemical called oleuropein. This week on Reactions, we’re talking about the science of how we can eat this unique stone fruit. Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter! http://twitter.com/ACSReactions Instagram! https://www.instagram.com/acsreactions/ Tumblr! http://acsreactions.tumblr.com/…

What’s That After-Rain Smell Made Of?

From Reactions. There’s a sweet smell in the air after it rains, whether it’s a spring shower or a summer storm. This week on Reactions, we explain the chemistry of petrichor, the smell of rain. Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter! http://twitter.com/ACSReactions Instagram! https://www.instagram.com/acsreactions/ Tumblr! http://acsreactions.tumblr.com/ You might also like: Is It OK To Pee In…

How Do We Know the Half Life of Uranium & Can You Collect Gold Once It’s Dissolved in Acid?

From Reactions. Reactions – Questions Answered, Vol. 2 – YouTube Summary & Metadata How do you recover gold that’s been dissolved in acid? How do we know the half-life of uranium? We take on your burning chemistry questions. Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter! http://twitter.com/ACSReactions Instagram! https://www.instagram.com/acsreactions/ Tumblr! http://acsreactions.tumblr.com/ You might also like: Nose Blindness, Mouthwash,…

What Are Century Eggs?

From Reactions. These green and black preserved eggs don’t really look like food, but the chemistry of fermentation turns pidan, or century eggs, into a Chinese comfort food. In this week’s Reactions episode, we’re talking about the science of these unusual treats. Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter! http://twitter.com/ACSReactions Instagram! https://www.instagram.com/acsreactions/ Tumblr! http://acsreactions.tumblr.com/ You might also…

TV Forensics: What Do CSIs Actually Do?

From Reactions. We all love detective crime dramas and TV shows, like CSI Miami, Law and Order, Magnum P.I, True Detective and NCIS. But there’s tons of crucial evidence that gets examined thoroughly in order to crack the case. In this week’s episode of Reactions, we’ll show you a sneak peak at what really happens…

How to Make the Best Cheap Hot Cocoa Possible

From Reactions. This week, it’s the everyday chemistry of hot cocoa powder. From the chocolate mix to the milk, these science-inspired life hacks should help improve your cold weather pick-me-up. Find us on all these places: Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter! http://twitter.com/ACSReactions Instagram! https://www.instagram.com/acsreactions/ Tumblr! http://acsreactions.tumblr.com/ Producer: Kirk Zamieroski Writer: Alexa Billow Scientific consultant: Hans…

Chemtrails

From Reactions. This week Reactions is taking science to the skies and checking out the chemistry behind chemtrails, or more accurately, contrails. It’s easy to look at the white trail behind a jet aircraft and imagine all manner of chemicals raining down from above. However, airplane contrails are simply what happens when the chemistry of…

The Race to Invent the Periodic Table

From Reactions. This week on Reactions, we look at the chemistry of gallium, the science behind the holes in the periodic table, and the history of how the elements fell into place. Some chemists might see the periodic table of elements as a holy testament to the power of science. However, when it first debuted,…

Do Ketogenic Diets Really Work?

From Reactions. This week Reactions tackles the diet fad that never dies–low carb. There’s a lot of science that goes on with the keto diet and cutting out carbohydrates. Low-carb diets were a thing in the late 90s and they’re still a thing now. But why does this fad have staying power? Is it because…