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Stand outside on a sunny day with a watch in your hand, and you can tell which way is north.
Make a spinning disc called a stroboscope, which lets you create your own animated cartoon.
Staff member Vivian Altmann presents the "Snack" Water-Bottle Membranophone." Make some noise with simple materials.
The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.
A trash-filled median blossoms into a community oasis.
Learn how grafting, hybridizing, and transgenics have transformed cultivation.
Find out what all that fiddling around before a concert is really about.
Stepping is rhythmic movement that uses the body as an instrument.
Peter Whitehead is an instrument builder, performer, and composer.
Our reactions may be trained, but the devices that make music sound "sad" are real enough.
Most people abhor the sound of their own recorded voice. So what are these recording devices doing to our voices to make them sound so awful?
Why do I hear the bass from my neighbor's stereo, but not the treble?
Why do some songs get stuck in your head?
Opera singers carry notes that seem to last forever. How do they do it?
Sit down for compost tea with a visionary cultivator.
Explore the deadly beautiful world of carnivorous plants.
Find out why biodiversity benefits plants and people alike.
See why these beautiful flowers have attracted generations of admirers.
Take a peek at the colorful world of plant sex.
Discover the uncommon stories behind the most common fruits and vegetables.
The fact and fiction behind some bizarre gardening remedies.
Meet the competitors and their humongous pumpkins at Half Moon Bay's Great Pumpkin Festival.
Tour a hydroponic greenhouse in frozen Antarctica.
Use this desktop widget to view current science news feeds on your computer.
Bubbles are round when they float free through air. But what happens when you pack bubbles together?
Capture the sound of your beautiful voice by singing into a wok.
A drop of water makes a fine magnifying lens.
Explore the elements of a scientific paper.
Explore the process of reconstructing a skull as a 3-D model.
Zoom into a fossil chimp tooth.
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