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Your search for "do" returned 19,209 results
Is there a way to get solar energy at night?
science.howstuffworks.com/environmental/green-tech/energy-production/solar-energy-night.htm
Getting solar energy at night is one of the major problems with solar energy. Learn about getting solar energy at night.
Why do you hear some radio stations better at night than in the day?
electronics.howstuffworks.com/question1.htm
Have you ever noticed a difference in the quality of radio signals depending on the time of day? See how radio signals and the Earth interact.
How Do Catapults Work?
science.howstuffworks.com/transport/engines-equipment/question127.htm
How does the ancient catapult work? It doesn't seem like twisted rope and wooden gears or levers would be able to get up the speed to launch heavy loads a great distance.
How Do Exhaust Headers on a Car Work?
auto.howstuffworks.com/question172.htm
Headers can be used to improve the performance of your car's engine. Learn about headers and find out how exhaust headers can improve engine performance.
How do Sea Monkeys work?
animals.howstuffworks.com/marine-life/question191.htm
A friend of mine gave me a package of Sea Monkeys as a gag gift for my birthday. I grew them, and they look nothing like the package but they really are alive! What are these things?
Why do those long, white clouds form behind jets flying high overhead?
science.howstuffworks.com/transport/flight/modern/question195.htm
Contrails are those long white clouds that form in the wake of an airplane flying at altitude. What causes these contrails and what are they made of? Learn the answer to this question in this article from HowStuffWorks.
What does Alt+F4 do?
computer.howstuffworks.com/question266.htm
Someone suggested during an online computer game that someone press Alt and F4 at the same time. Another player said you better not. I've asked AOL people about this but have gotten no response. Can you tell me what would happen?
How do stud finders work?
home.howstuffworks.com/question271.htm
I have an electronic stud finder, and I am amazed at how well it works. How does it know where the studs are? Read this to learn how stud finders work.
Why do some engines use a dry sump oil system?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/question331.htm
A dry sump is used in both race cars and some motorcycles (like Harley-Davidsons). What is the advantage of a dry sump?
Why do CDs reflect rainbow colors?
electronics.howstuffworks.com/question52.htm
Like soap bubbles and grease slicks, CDs reflect rainbow colors. What makes this happen?