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How Instant Film Works

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Before digital cameras, you needed instant film to get instant pictures. With instant-film photography, you can watch the image slowly come together in a matter of minutes. While it seems like magic, the process relies on elements of science. Find ou

How Do Instant Cameras Work?

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Instant cameras use traditional photographic film methods. Learn how instant cameras develop photos on the go.

Phthalates Are Everywhere and Scientists Are Worried

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Phthalates are chemicals that make plastics stronger and they're in just about everything you touch. But are they harmful to your health?

How Photographic Film Works

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Photographic film has been around for more than a century, and it's still the best way to capture an image. Discover what's going on when you take a picture.

How High-speed Photography Works

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High-speed photography records fast-moving objects, capturing images normally invisible to the human eye. Find out about high-speed photography here.

Heroes Unmasked: How secret are secret identities?

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Is a 'secret identity' really secret anymore? Comic book pundit Matt Hunt reveals just how many characters are in on the superheroes' alter-egos.

How Cameras Work

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Cameras and photography have transformed how we see the world. Learn about cameras, photography, how 35mm cameras work and about making a homemade camera.

What exactly is a blueprint?

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If you've ever seen a construction site, you may have noticed that the general plans for construction are drawn out in the form of blueprints. What exactly are blueprints, though, and how are they made? Find out in this article.

How Mustard Gas Works

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Mustard gas is a chemical warfare agent developed during World War I. Learn how mustard gas affected soldiers and armies used mustard gas.

What makes some people susceptible to allergies?

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Why do some people suffer an allergic reaction to dog hair while others do not? The answer can be found in your genes. Learn more.

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