You'll never look at a drop of water the same way. By measuring a water droplet with a resolution comparable with the scale of a single atom, scientists have determined that the droplet interface ...

After the water drops have rolled off, what do you notice about the leaf? Is the leaf dry or wet? Is that what you expected? How might water-repellent leaves help a plant? If plants need water, then ...

Introduction Have you ever studied an everyday object through a magnifying glass—and been amazed at what you could see? Or have you ever noticed, for example in a swimming pool, that an object that is ...