Atoms: The Space Between

This video segment adapted from A Science Odyssey takes a look at the scale of the atom and the tremendous amount of space between the electrons and the nucleus. If all this empty space exists in matter, how can any substance be solid?

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Capturing Carbon

In this video segment adapted from NOVA scienceNOW, a scientist, inspired by his daughter's science fair project, develops a synthetic "tree" to remove excess carbon dioxide from the air.

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Cosmic Origin Spectrograph

This video from NASA features the Cosmic Origin Spectrograph (COS), which allows scientists to use spectrographic analysis to assess the composition of intergalactic material.

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Dust-Proofing a Mars Rover

Enter the lab of NASA scientist Dr. Carlos Calle to see how systems are being developed to keep planetary rover solar panels dust-free, in this video from NASA EDGE.

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Electrophoresis and Gel Analysis

In this animation produced by WGBH and Digizyme, Inc., see how molecules of DNA are separated using gel electrophoresis, and how this process enables scientists to compare the molecular variations of two or more DNA samples.

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Fireworks! Lifting Charge

In this video segment adapted from NOVA, learn how pyrotechnicians use common compounds to blast fireworks into the sky and give them shape.

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Fireworks! Making Color

What gives a fireworks display its brilliant blue, green, and red colors? Learn how pyrotechnicians give fireworks color in this video segment adapted from NOVA.

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Fuel Cells

In this video segment adapted from NOVA scienceNOW, hydrogen fuel cell cars promise pollution-free driving, but will we see them anytime soon?

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Fusion Energy Advances

In this report from the NewsHour, correspondent Spencer Michels reports on ongoing efforts to produce fusion energy to help fuel American energy independence.

Global Warming and The Greenhouse Effect

This video excerpt from Race to Save the Planet discusses the greenhouse effect and global warming.

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Global Warming: Carbon Dioxide and the Greenhouse Effect

This video segment adapted from NOVA/FRONTLINE demonstrates the physical property of carbon dioxide that causes the greenhouse effect.

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Global Warming: The Hydrogen Car

Is the hydrogen car the answer to global warming? This video segment adapted from NOVA/FRONTLINE looks at the pros and cons of this developing technology.

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Global Warming: The Physics of the Greenhouse Effect

This video segment adapted from NOVA/FRONTLINE examines the greenhouse effect, its role in keeping Earth habitable, and the industrial changes that have led to an increase in the planet's average temperature.

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How Elements Form Compounds

This video excerpt from NOVA: "Hunting the Elements" examines how elements come together in chemical reactions to form compounds.

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Introduction to Plastics

Learn about the basic process of plastics production, and observe how monomers combine to form polymer chains, in this video segment adapted from Pennsylvania College of Technology and WVIA.

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Light Particles Acting Like Waves: The Uncertainty Principle

This video segment adapted from A Science Odyssey uses a laser beam to demonstrate how light particles act like waves, illustrating Heisenberg's Uncertainty Principle.

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Making Cortisone From Plants

This video segment adapted from NOVA is a dramatized story of chemist Percy Julian’s work to synthesize cortisone. Find out how a biological process, not a chemical one, proved the key to producing cortisone in bulk.

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Mass Spectrometry 101

Learn how mass spectrometry can identify the chemical composition of matter in this video from NASA.

Quantum Mechanics

Are electrons particles or waves? This video segment adapted from A Science Odyssey looks at the intense debate surrounding the understanding of electron configuration.

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Radiometric Dating

In this video segment from A Science Odyssey, scientists explain how Earth's age was determined by examining the radioactive rocks in Earth's crust.

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