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How Telescopes Work
science.howstuffworks.com/telescope.htm
For centuries, curious observers have probed the heavens with the aid of telescopes. Today, both amateur and professional scopes magnify images in a variety of ways.
How Space Suits Work
science.howstuffworks.com/space-suit.htm
We are seeing a lot more space suits now that the international space station is occupied. Learn how space suits work and why they cost $12 million each!
How Fuel Cells Work
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/fuel-cell.htm
A hydrogen fuel cell is an electrochemical energy conversion device. Learn why governments are pouring money into fuel cell research.
How the Apollo Spacecraft Worked
science.howstuffworks.com/apollo-spacecraft.htm
The Apollo program was initiated with the goal of landing a man on the moon. What was the spacecraft that helped make this giant leap for mankind?
How Bloodstain Pattern Analysis Works
science.howstuffworks.com/bloodstain-pattern-analysis.htm
Bloodstain pattern analysis is one method crime-scene investigators use to get the scene to tell a story. How and why does bloodstain pattern analysis work?
How Ikea Works
money.howstuffworks.com/ikea.htm
Ikea has become one of the most successful businesses, with 250 stores in 31 countries. Learn how Ikea became the world's biggest furniture store.
How Day Trading Works
money.howstuffworks.com/day-trading.htm
Day trading is buying and selling securities in the same day. Day traders take advantage of small price shifts. Learn about day trading.
Child Safety Tips
health.howstuffworks.com/pregnancy-and-parenting/kids-safety-tips.htm
Child safety requires a delicate balance of healthy fear without making your undermining your child's sense of security. Learn about child safety.
How Wind Power Works
science.howstuffworks.com/environmental/green-science/wind-power.htm
When air moves quickly, that motion means kinetic energy, which can be captured. Learn how the simplest possible wind-energy turbine works.
Secondhand Smoke Basics
health.howstuffworks.com/wellness/drugs-alcohol/understanding-secondhand-smoke-ga.htm
Secondhand smoke is far more harmful than was originally thought. Learn about the hazards of secondhand smoke and what you can do to lessen the risks.