Try a new tilt on eclipses. Why doesn’t a solar or lunar eclipse happen every month? It’s because the moon’s orbit around the earth is tilted in relation to the earth’s orbit around the Sun. In this ...

See yourself in the faces of others. See yourself in the faces of others. Sit down at this new-media exhibit and you'll see someone else's face looking back at you. When you move around or make a face ...

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 ...

You have two eyes, yet you see only one image of your environment. If your eyes receive conflicting information, what does your brain do? Roll the sheet of paper lengthwise into a tube 11 inches (28 ...

Tim Hawkinson’s idiosyncratic creations are meditations on nature, machines, mortality, the body, and human consciousness. Since the 1980s, the artist has used common found and store-bought materials, ...

Join us for Storytime Science—a storybook read aloud followed by a simple related science activity geared toward very young children. This month, Exploratorium staffer and children's literature ...

Before you take the next photo, make sure that you slide down the dot on the slider bar on the left. This gives you an onion skin (a faint ghost of the previous image that you captured) to help you ...

Fireworks may be a really fun way to celebrate the Fourth of July, but we know they are more than a little dangerous. The solution? Grab a friend and make your own liquid fireworks with this simple ...

-Sportscaster Joe Garagiola describing the first documented appearance of a "stadium wave" at the Oakland Alameda Coliseum on October 15, 1981. Consider the stadium wave: a spontaneous group behavior ...

Happy National DNA Day, which commemorates the successful completion of the Human Genome Project in 2003 and the discovery of DNA's double helix in 1953. Published sixty-four years ago in the journal ...

We have been prototyping a new automata activity called “Cranky Contraptions” using simple materials such as wooden blocks, wire, and foamies. Now that it’s been about a month that we have been ...

Screaming headlines abound in our media-saturated world. “Killer Moths Invade Homes.” “New Drug Promises Alzheimer’s Cure.” “Experts Confirm: Sky Is Falling.” Some are obvious click bait, but others ...