Bonus: How does gel nail polish dry under UV light? (and other questions)

Bonus: How does gel nail polish dry under UV ...

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Can leftovers be healthier than freshly cooked food?

Can cooking pasta, rice, or bread, and then cooling it down, actually make it healthier? Could yesterday’s leftovers affect your blood sugar differently than a freshly cooked meal, or is this just another nutrition “hack” invented by the internet? Melissa and Jam investigate star ...  Show more

Ask a Chemist: What is "natural gas?" (and other questions)

What’s actually flowing through the “natural gas” pipes connected to your home—and did we get something wrong in our air-conditioning series? Which careers can an organic chemistry student pursue, how do topical pain-relief gels work, and what could make a successful HIV medicati ...  Show more

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