A science video maker in China couldn’t find a good explanation for why hot and cold water sound different, so he did his own research and published it. By Sam Kean Most people are quite good at ...

When you're waiting for a pot of water to heat up on the stove, tiny bubbles are the first sign it's getting ready to boil. As the water gets hotter, the bubbles get bigger, until a rolling boil ...

Everyone is familiar with tiny gas bubbles gently rising up in sparkling water. But the bubbles that were created by intense focused lasers in this experiment were ten times smaller and contained ...