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How Tear Gas Works

science.howstuffworks.com/tear-gas.htm

It may make you run. It may make you throw up. It will definitely make you cry. It's tear gas, and it's no fun to be hit with.

What device did Douglas Engelbart invent?

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If this were trivia night, your team could probably summon this answer without breaking a sweat. But in true polymath style, Engelbart's signature invention is only part of his computer genius. Meet him.

How Rocket-Propelled Grenades Work

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Rugged and simple, suitable for downing helicopters, disabling tanks or attacking buildings at close range -- in the hands of a skilled operator, the RPG is a lethal and versatile weapon.

How the James Webb Space Telescope Works

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NASA's James Webb Space Telescope will look back in time to see the earliest stars in creation, and serve as the premier deep space observatory for the next decade. Ready to meet the mighty Webb?

How a Weather Balloon Works?

science.howstuffworks.com/nature/climate-weather/meteorological-instruments/weather-balloon.htm

Have you ever wondered how weather stations gather all of their data? Even though technology for predicting the weather has improved, simple weather balloons do a lot of the hard work every day.

How Math Works

science.howstuffworks.com/math-concepts/math.htm

A world without math is unimaginable. It's a part of who we are. It's the analytical juice of our left brain. In the words of physicist Richard Feynman, even a fool can use it. So why do so many of us turn our backs on numbers?

How Cranberry Bogs Work

science.howstuffworks.com/life/botany/cranberry-bogs.htm

How can something as delicate and delicious as a cranberry thrive in something as filthy as a bog? Blame it on the durability of this most unusual and hardy plant.

10 Nobel Laureates Whose Work Changed the World

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Sure, Nobel Prize winners get money, a medal and bragging rights, but the rest of us often benefit from their accomplishments, too. Meet 10 of these game-changing people.

Famous Black Engineers Throughout History

science.howstuffworks.com/engineering/structural/famous-black-engineers.htm

These African American men and women were trailblazers, and in some cases, business leaders in the field of engineering.

How Bioarchaeology Works

science.howstuffworks.com/environmental/earth/archaeology/bioarchaeology.htm

Archaeologists dig up and study the material remains of human civilizations. Bioarchaeologists do the same thing, except they focus on the remains of, well, us. What's the big deal about old bones and teeth?

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