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May 7
48m 16s

How was kevlar accidentally invented?

Melissa and Jam, Bleav
About this episode
How do you turn a weird cloudy liquid into something stronger than steel? This week we’re telling the story of Kevlar: the chemistry breakthrough that led to bulletproof vests, firefighter gear, reinforced tires, and so much more. Along the way we talk polymers, hydrogen bonding, accidental discoveries, and the chemist who almost went to medical school inste ... Show More
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Apr 30
Is there a helium shortage?
#038 Rebroadcast Helium is all fun and games right? High voice, super funny, no worries right? Or is there a serious shortage of helium? This week, Melissa and Jam answer this question. References from this episode Helium: Its Discovery and Applications – Locker We Discovered Hel ... Show More
39m 14s
Apr 23
How does reverse osmosis actually work?
#236 When a retired chemist wrote in… we had to explore to his great questions. How does reverse osmosis actually work? Should you put aluminum foil in your dishwasher? Why do mixed powders mysteriously un-mix themselves? This episode is full of clever questions, surprising chemi ... Show More
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Ask a Chemist: Is That Pool Smell Actually Chlorine? (and other questions)
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