Reactions American Chemical Society

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.

Learn more about CuriosityStream at https://curiositystream.com/reactions (CODE: reactions) Cows burp up a lot of methane thanks to the chemistry of their digestion. And since methane is a greenhouse gas, our beef and dairy have huge climate change consequences. This week on Reactions, we cover the gassy science of cow guts.

These black preserved eggs don’t look like food, but in this episode we’ll show how chemistry turns century eggs into a Chinese comfort food.

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.

We all love detective TV shows, like CSI Miami and Magnum P.I. In this episode, we’ll show what really happens in forensics science lab.

Thanks to our amazing fans for asking! Got more chemistry questions? Drop ‘em in the comments and we might answer them in future episodes.