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Your search for "light pollution" returned 337 results
What is astrophotography?
science.howstuffworks.com/astrophotography.htm
If your idea of photographing the stars has nothing to do with Hollywood, you might be interested in astrophotography -- the sky's literally the limit.
10 Dirtiest Cities in the U.S. (L.A. Shockingly Isn't One of Them)
science.howstuffworks.com/environmental/dirtiest-cities-in-the-us.htm
Living in a city offers a lot of excitement and opportunity on a daily basis, but it also comes with some downsides like pollution, trash and health risks. So, which cities have it worst? LawnStarter did a deep dive on this very topic to uncover the dirtiest cities in the U.S.
Why Is the Sky Blue?
science.howstuffworks.com/nature/climate-weather/atmospheric/sky.htm
We've all probably looked up and wondered why the sky is blue instead of, say, brown. The sky is blue because of the way Earth's atmosphere scatters light from the sun.
How Driverless Cars Will Work
auto.howstuffworks.com/under-the-hood/trends-innovations/driverless-car.htm
Driverless cars could help ease traffic congestion, lower pollution and prevent accidents. Learn more about the technology behind driverless cars.
Alternative Treatments for Cataracts and Macular Degeneration
Cataracts can become a major problem as people age, but there are alternative treatments that combat the degeneration of the eyes. Learn more.
8 Reasons You Should Stop Drinking Milk Now
health.howstuffworks.com/wellness/food-nutrition/facts/environmental-health-reasons-dairy.htm
What could be more American than a glass of milk? Cow's milk, that is. In light of this common perception, the time is long overdue to add the milk mustache to that ever-growing list of American myths.
How Fuel Processors Work
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/fuel-processor.htm
Hydrogen gas is hard to store, so fuel processors are crucial to most commercial fuel cells. Learn how fuel processors supply the hydrogen and how efficient they really are.
Can my car tell me the speed limit?
electronics.howstuffworks.com/gadgets/automotive/car-speed-limit.htm
Sticking to the car speed limit is the best way to avoid flashing blue lights. Isn't there a way to learn the car speed limit from, well, your car?
Great Pacific Garbage Patch: The World's Biggest Landfill in the Pacific Ocean
science.howstuffworks.com/environmental/earth/oceanography/great-pacific-garbage-patch.htm
The Great Pacific Garbage Patch, the world's largest landfill, is located in the middle of the Pacific. Read about the Great Pacific Garbage Patch.
How the Air Car Works
auto.howstuffworks.com/fuel-efficiency/vehicles/air-car.htm
The air car has finally moved from dream to reality. Learn how the air car uses compressed air for low-to-zero emissisons power.