NOTE: Make sure that you have adult supervision for this experiment AND wear your safety glasses! Add 1 teaspoon of liquid starch to 2/3 cup of water in a small glass or container. In another small ...

Counterfeit detector pens use a starch-iodine reaction to identify fake bills. But could you fool them with chemistry? In today’s episode, we dive into the chemistry of iodine, its color and its clock ...

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The iodine clock is a common chemistry experiment in which two clear liquids are mixed together to produce a dark, opaque color. But as you’ll see in this video, the speed at which this reaction ...

In the pursuit of a new class of photovoltaic materials, researchers happened upon an entirely different discovery that addresses a centuries-old mystery of chemistry: Why does an iodine solution turn ...