今年夏天，会员可免费参加我们的电影放映活动，欣赏全新或经典的太空主题电影。还有免费爆米花！ 不妨以参观我们盛大的夏季特展《太空生命》开启美好的一天。探索生命 —— 无论是人类还是外星生命 —— 如何（有可能）在地球之外的极端环境中生存的 ...

Discover the science behind how elite athletes harness physics, psychology, and strategy to perform at the highest level.

Experience the Exploratorium. Let your curiosity roam free through hundreds of exhibits in our six spacious indoor and outdoor galleries at Pier 15, San Francisco.

Reservations are open for Field Trips! Reservations are open for the 2026–2027 school year (September 22, 2026–June 4, 2027). School groups are welcome Tuesday–Friday between 10:00 a.m. and 3:00 p.m.

Now we have great tools like spreadsheets to do the numerical computations for us. Below you can download OpenOffice (or Libre Office), Apple Numbers or Excel format files. In these spreadsheets, you ...

Discover why the sky is blue and the sunset is red. When sunlight travels through the atmosphere, blue light scatters more than the other colors, leaving a dominant yellow-orange hue to the ...

Imperfect alignment can lead to interesting patterns. When you look through one chain-link fence at another, you sometimes see a pattern of light and dark lines that shifts as you move. Moiré patterns ...

Get to know the Wave Organ in San Francisco Bay.

Another popular system called a diagrammatic cipher, used by many children in school, substitutes symbols for letters instead of other letters. This system is, in essence, the same as the letter ...

Take off and fly in a mirror that makes half your body look whole. Here’s an exhibit where watching is at least half the fun. Positioned at one end of this large flat mirror, you can create any number ...

Note that as the distance of the planet from the sun is increased, the period, or time to make one orbit, will get longer. Kepler didn't know the reason for these laws, though he knew it had something ...

Then, in the final seconds before the moon completely covers the Sun, there is a last bright flash, combined with an emerging view of the corona—the Sun’s upper atmosphere—encircling the moon. This ...