Darkening polar skies often bring beautiful light displays.
What makes Antarctica inhospitable to life also makes it ideal for astronomy.
Peter Whitehead is an instrument builder, performer, and composer.
A physicist, a scientist, and a musician experiment with sound, music, and acoustics using instruments both real and found.
A drop of water makes a fine magnifying lens.
Ever wonder what you might weigh on Mars or the moon? Here's your chance to find out.
See living stem cells and find out why they are the "stem" from which all other cells develop.
With a lens, you can bend light to make pictures of the world.
Zoom into a fossil chimp tooth.
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
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