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This animation explains how a material's chemical composition affects the wavelengths of light it absorbs and the color it displays.

Is gluten good for you, or is gluten bad for you? This video breaks down the chemistry and science behind this controversial food ingredient. Credit: Reactions/American Chemical Society

This animation explains the difference between the alpha particles, beta particles, and gamma rays emitted by various radioactive materials.

Have you ever wished you could hide under an invisibility cloak, like Harry Potter did? This video explores the science behind light, sight, and invisibility. Though we can’t make ourselves invisible yet, some promising research may light the…

Helium has helped create revolutionary scientific innovations, and has industrial uses that simply cannot be replicated. Yet helium—a gas that defies gravity—is constantly being lost as it escapes Earth’s atmosphere into space. This video…

This animation shows how a nuclear chain reaction works and explains how it is used in nuclear fission devices.

This animation shows how chaotic systems are unpredictable because of their extreme sensitivity to their initial conditions.

People who shave share one concern—the threat of razor-sharp metal. Luckily, aerosol-based shaving cream packs the right chemistry to protect sensitive skin, thanks in part to surfactants. Watch this video to learn more about this fantastic…

This video examines the science behind the most misunderstood spice in the world: allspice. [Credit: Reactions/American Chemical Society (www.youtube.com/acsreactions)]

Pepper is one of the most common condiments in the world today, but it used to be more valuable than gold. This video examines how pepper's delectable chemistry made it a key player in the global spice trade. [Credit: Reactions/American…