This is one of those fun science experiments that most closely approximates magic, because it’s spooky in two different ways. The first is that something happens in, sometimes literally, the blink of ...

This "iodine clock" experiment is so cool, we feel cheated that we never got to do it in high school chemistry lab. But it turns out the popular experiment is so simple to do — involving only a bit of ...

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 ...