All light is made up of waves of electromagnetic radiation. A spectroscope spreads each different wavelength to a different position within a spectrum of light. Music is digitally recorded as circular ...

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.

The Exploratorium partners with SP+ to offer a discount at the Pier 15 parking lot. To get your discount, use the payment kiosk in the parking lot to pay and enter discount code 4302100. If you need ...

Global Climate Change Explorer Keeping an Eye on Our Changing Planet Scientists have been studying the relationship between global climate and carbon in the atmosphere for over a century, with a ...

Fill in your weight below in the space indicated. You can enter your weight in any unit you wish. Click on the "Calculate" button. Notice that the weights on other worlds will automatically fill in.

What is a Science Snack? Science Snacks are hands-on, teacher-tested activities that bring explorations of natural phenomena into the classroom and home. Each activity uses inexpensive, ...

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 ...

Egg proteins change when you heat them, beat them, or mix them with other ingredients. Understanding these changes can help you understand the roles that eggs play in cooking. Proteins are made of ...

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 ...

We love laser engraving! We've been laser engraving on wood and plastics and they have been great when we make signs/signage in the Tinkering Studio. Lately I've been experimenting with filling some ...

The High Five The same research shows that a high five transfers only half as many germs as a normal handshake. That's a big improvement! It may feel like high fives has been around forever, but in ...

Can you smell time? Your dog can.Can you smell time? Your dog can. On a very basic level, so can you: When you crack the lid on that old quart of milk, tentatively sniff and— peeyouu! —promptly dump ...