Cooking Cookies with Solar Power

In this video segment adapted from ZOOM, two solar cookers are tested against a control to see which can cook a "s'more" faster.

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Density and Buoyancy: Mixing Hot and Cold Water

Watch warm water float on top of cold water in this video segment adapted from ZOOM.

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The Electromagnetic Spectrum: NASA

From radio waves to gamma rays, this video segment from NASA introduces the seven categories of the electromagnetic spectrum and how each type of radiation is part of our everyday lives.

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Energy Sources

This video segment illustrates a variety of energy sources used to generate electricity, some of which are in use and some of which are under exploration.

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Eve: Extreme Ultraviolet Variability Experiment

In this NASA video, scientists describe how the Extreme Ultraviolet Variability Experiment will sample and track the Sun's ultraviolet irradiance, providing a detailed time sequence of extreme ultraviolet output -- data that can provide advance warning for potentially disruptive energy bursts.

Geothermal Power

This video segment from Vegas PBS shows the important role geothermal energy systems can play in making a more energy-efficient and greener building.

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Glory: The Rough Road to Space

This video adapted from NASA describes the various factors engineers must consider when designing a spacecraft that can withstand the extreme conditions in space.

Heat Transfer

In this interactive activity adapted from the Wisconsin Online Resource Center, learn how heat can be transferred in one of three ways: conduction, convection, and radiation.

Infrared Energy

Explore infrared energy and how NASA detects it to study our Earth's systems more completely in this video adapted from NASA.

Infrared Gallery

How would your world look if you saw heat instead of light? In this interactive resource produced for Teachers' Domain, see what familiar objects look like through an infrared camera and watch infrared videos of geysers, mudpots, and hot springs.

Infrared: More Than Your Eyes Can See

In this video segment adapted from NASA, astronomer Michelle Thaller introduces the world of infrared light and demonstrates how infrared cameras allow us to see more than what the naked eye can perceive.

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Lightning!

This video segment adapted from NOVA explains the mysterious force of lightning.

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Solar House

In this What's Up in the Environment? video segment, an electrical engineer in Virginia and his 13-year-old son explain how they produce electricity in their home. 

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Steam Machine

Explore NOVA Online's interactive steam engine and discover how this machine can convert heat to mechanical energy.

Telescope Girl

In this video segment from ZOOM, 12-year-old Katy gives people in her neighborhood a glimpse of the moon through a 10-inch reflecting telescope she built herself.

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Testing Insulators: Ice Cube in a Box

Watch the ZOOM cast discover which insulator -- newspaper or aluminum foil -- is better at keeping an ice cube frozen longer.

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