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Your search for "sunglasses " returned 163 results
How can a tent use solar power?
science.howstuffworks.com/environmental/green-science/solar-powered-tent.htm
A solar-powered tent can provide lighting in the wild by harnessing energy from the sun. Learn about a solar-powered tent.
How 3-D Glasses Work
science.howstuffworks.com/3-d-glasses.htm
NASA's Mars rovers are sending 3-D images to Earth, so we can see depth and texture on the Martian surface. And how do we see this depth and texture? 3-D glasses, of course! Check out how they work.
Best Ways to Fake a Tan
lifestyle.howstuffworks.com/style/makeup/body/fake-a-tan.htm
Fake tans that are dreadfully obvious are never a good look. Put your tanning stress to rest with these simple tanning tips.
Do you know the signs of skin cancer?
health.howstuffworks.com/skin-care/problems/medical/signs-of-skin-cancer.htm
Do you know the signs of skin cancer or think that skin cancer isn't a problem? See the signs of skin cancer to protect yourself and get informed.
The Amazing Mantis Shrimp Punches Its Prey, Plus More Colorful Facts
animals.howstuffworks.com/marine-life/mantis-shrimp.htm
These brightly colored crustaceans can smash aquarium glass or quickly cut through a human finger, so whatever you do, keep your distance.
How Ocean Currents Work
science.howstuffworks.com/environmental/earth/oceanography/ocean-current.htm
Ocean currents may be driven by tides, winds or differences in density. Learn how ocean currents affect marine transportation and nutrient cycling.
How RealD 3-D Works
entertainment.howstuffworks.com/reald-3-d.htm
RealD 3-D optimizes the 3-D viewing experience. Find out how RealD takes on traditional 3-D.
How is digital 3-D different from old 3-D movies?
entertainment.howstuffworks.com/digital-3d.htm
Many people remember the weird, headache-inducing colors that were part of old 3-D movies. But in new movies like "Meet the Robinsons," 3-D loses the paper glasses and goes digital.
Do skinny people get more wrinkles?
health.howstuffworks.com/skin-care/beauty/anti-aging/more-wrinkles.htm
Everyone wants to avoid more wrinkles, but does how much you weigh determine how your face will age? See if your weight will predict more wrinkles.
Costumes 101 Pictures
entertainment.howstuffworks.com/arts/theater/costumes-101-pictures.htm
Amazing costumes are the envy at sci-fi conventions and Halloween parties. Check out these pictures to learn the basics of building costumes.