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How Thin-film Solar Cells Work

science.howstuffworks.com/environmental/green-science/thin-film-solar-cell.htm

Thin-film solar cells are more flexible and less expensive than traditional solar cells. Learn more about what makes thin-film solar cells different.

Could you dig a hole all the way to the Earth's mantle?

science.howstuffworks.com/environmental/earth/geophysics/dig-hole-to-earths-mantle.htm

Have you ever read "Journey to the Center of the Earth" and wondered if it were possible to do it? Well, scientists are in the process of giving it their best shot. How hard is it to dig a hole this deep, and what might they find?

How Population Works

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Population is one of the most important aspects of human civilization. Learn about population and find out how a population is counted.

How Astronauts Work

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Astronauts are adventurers and scientists who work in space. Learn who astronauts are and what they do in space and on Earth.

How a Supernova Works

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A dying star can explode with the force of a few octillion nuclear bombs and create any element in the universe. But why do stars go supernova?

Consolidated B-24 Liberator

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The Consolidated B-24 Liberator was the most prolific American plane of World War II. But the B-24 was not as attractive as the B-17 bomber, nor did it win the same popular regard from the public. Read the story and specifications of the B-24 bomber.

What Is the Chemtrails Conspiracy Theory?

science.howstuffworks.com/transport/flight/modern/what-are-chemtrails.htm

It's hard to look up in the sky on a clear day and not see a "cloud" trailing from an airplane. They're called contrails, though some refer to them as "chemtrails" and have odd explanations for their existence.

What to Do With Old Computers: 3 Responsible Options

computer.howstuffworks.com/discarded-old-computer.htm

After years of hard work and loyalty, some computers must finally retire. But since they can't take a pension and move to Florida, where do old computers end up?

Death by Invention: 5 Inventors who Died by Their Own Work

health.howstuffworks.com/diseases-conditions/death-dying/death-by-invention-5-inventors-who-died-by-their-own-work.htm

Some inventors have died from their own work. So, is it fate or irony that led these five inventors to die by the hands of their own work?

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