Experience the Exploratorium at Pier 15
Climate Science. Sign up for our e-newsletters. The Exploratorium is a 501 (c) (3) nonprofit organization. Our tax ID #: 94-1696494. Experience the Exploratorium. Let your curiosity roam …
Secret Language: Cryptography & Secret Codes | Exploratorium
The algorithm or method used to encipher the original message (known as the plaintext). The key used with the algorithm to allow the plaintext to be both enciphered and deciphered. The …
A Brief History of Pi (π) - Exploratorium
Here’s a brief history of finding π. The ancient Babylonians calculated the area of a circle by taking 3 times the square of its radius, which gave a value of pi = 3. One Babylonian tablet (ca. …
Your Weight on Other Worlds - Exploratorium
Scales measure the force of attraction between you and the Earth. This force of attraction between you and the Earth (or any other planet) is called your weight. If you are in a …
Visit the Exploratorium at Pier 15
The Exploratorium is more than a museum—it’s a gateway to exploring science, art, and human perception with every visit. Let your curiosity roam through more than 700 interactive exhibits …
Science of Eggs: Egg Science | Exploratorium
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. …
Origins: CERN: Ideas: The Big Bang - Exploratorium
The universe began, scientists believe, with every speck of its energy jammed into a very tiny point. This extremely dense point exploded with unimaginable force, creating matter and …
Anatomy of an Egg - Exploratorium
Bumpy and grainy in texture, an eggshell is covered with as many as 17,000 tiny pores. Eggshell is made almost entirely of calcium carbonate (CaCO 3 ) crystals. It is a semipermeable …
Naked Egg: Biology & Chemistry Science Activity | Exploratorium
Add vinegar to cover the eggs (see photo below), and cover the container. Allow the eggs to sit for 24 to 48 hours at room temperature. Note: Changing out the vinegar halfway through and …
Build a Solar System Model | Exploratorium
If you build your solar system on a roll of toilet paper, you can make the Sun about .4 inches (10 mm) across and still fit the entire solar system on the roll. A standard roll of toilet paper has …