This site, part of online course materials for a poetry class at the University of Pennsylvania, provides an overview of Soto's life and career, as well as the full text of his poem "How Things Work."

A site maintained by A. Bloomfield, the author of "How Things Work: The Physics of Everyday Life." You can read old questions or ask Bloomfield your own. Great explanations of everyday physics.

Gokul J. Krishnan describes what a transistor is and how this small device enables all the amazing things computers can do. [4:54]

Grab your science tools and explore with PBS KIDS. Through hands-on activities and exciting media that transports you to space and in the Earth, this collection will bring science to life in your classroom. These resources help students...

You might think that plants and animals have little in common with batteries, springs, or slingshots, but they actually do have something in common. Both living and non-living things store and transfer energy from one form to another. In...

Beneath your ribs, you'll find, among other things, the pancreas -- an organ that works a lot like a personal health coach. This interesting video describes how this organ controls your sugar levels and produces a special juice that...