Create your own temperature scale, then see how it compares to those of Fahrenheit and Celsius. Produced by WGBH/Nova.

Learn how the innovative German V-2 rocket worked by assembling it yourself. Produced by WGBH/Nova.

In this simulation, see how a piece of lightweight foam could cause catastrophic damage to the Space Shuttle Columbia. Produced by WGBH/Nova.

In this interactive, adjust temperature and pressure, and watch gases become liquids, liquids become solids, and more. Produced by WGBH/Nova.

Explore a panoramic image of the control room at the Pilgrim Nuclear Power Station’s training simulator. Produced by WGBH/Nova.

See if you can build a cathedral arch without it collapsing, and learn more about the forces at work. Produced by WGBH/Nova.

Engineer a parachute strong and light enough to control a rover’s descent to the surface of Mars. Produced by WGBH/Nova.

In our virtual chemistry lab, use the “cascade” process to achieve dramatically lower temperatures. Produced by WGBH/Nova.

Relive Canadian brain surgeon Wilder Penfield’s exploration of the brain. In the following feature we give you an electric probe and an exposed brain. All you need to do is shock and observe. Produced by WGBH/Nova.

Use a catastrophe calculator to try out some “what-if” scenarios regarding an asteroid potentially striking Los Angeles. Produced by WGBH/Nova.

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