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How Does a Fresnel Lens Work? The Magic Behind the Glass
science.howstuffworks.com/question244.htm
I have a thin piece of plastic mounted on the back window of my RV. It magnifies things so I can see better when I'm backing up. How can such a thin piece of plastic magnify things? A regular glass magnifying lens would have to be curved on both sides and much thicker.
How Do You Measure Your Ring Size?
lifestyle.howstuffworks.com/style/accessories/how-to-measure-ring-size.htm
You better measure it before you put a ring on it. At least that's what Beyoncé said, and she got herself an 18-carat stunner.
How can the moon give us clean energy?
science.howstuffworks.com/environmental/energy/moon-clean-energy.htm
A few decades ago, the pursuit of clean energy was "green." Now, it's a necessity. Not only is our power consumption propelling the human race toward a hot, watery, lonely end, but clean energy tends also to be renewable.
How can soft tissue exist in dinosaur fossils?
science.howstuffworks.com/environmental/earth/geology/soft-tissue-dinosaur.htm
Soft tissue in dinosaur fossils is very rare, and when it does turn up it often contains many surprises. Learn about soft tissue in dinosaur fossils.
Emily & Lakisha 10 Years On: Are Employers Still Biased About Applicants' Names?
new study on names and employment discrimination finds that the old biases may no longer be there. HowStuffWorks Now examines why.
Ridiculous History: When Benjamin Franklin Remade the Alphabet
Not content with declaring independence from British rule, Ben Franklin wanted to declare independence from the alphabet, too.
The Georgia Guidestones: A Monumental Mystery
people.howstuffworks.com/georgia-guidestones-monumental-mystery.htm
Much mystery surrounds the Georgia Guidestones, including the true identity of the man who commissioned them to be built and the identity of their destroyer.
Family Tree of Homo Sapiens Continues to Evolve
science.howstuffworks.com/life/evolution/family-tree-homo-sapiens-continues-to-evolve.htm
Were hobbits and giants real? And are they distant relatives of humans?
Ruby Chocolate Is Pink Perfection
recipes.howstuffworks.com/ruby-chocolate.htm
Ruby chocolate is becoming a worldwide confectionary sensation. HowStuffWorks looks at the history and lore behind pink chocolate.
Actually, We're Not Overdoing It on the Salt
health.howstuffworks.com/wellness/food-nutrition/facts/actually-were-not-overdoing-it-on-salt.htm
A new study concluded that most people were not damaging themselves with too much salt. HowStuffWorks finds out why.