At first glance, Bite toothpaste bits look like candy mints, but once you bite down and start brushing with a wet toothbrush, it foams up just like the standard toothpaste you’re used to — but with a ...

Earlier this year, Nick Uhas, David Dobrik and some other members of the latter’s Vlog Squad, attempted to pull off the world’s largest “elephant’s toothpaste” experiment. And even though it went ...

You might have seen this wacky experiment in a chemistry class or on late-night TV. Dropping a mixture into some hydrogen peroxide produces a huge foamy flume. But what’s actually causing that big ...