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10 Innovations in Water Purification
science.howstuffworks.com/environmental/green-tech/sustainable/10-innovations-water-purification.htm
As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
Can Santa Really Climb Down the Chimney?
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Can Santa really climb down the chimney? Learn about some of the different methods Santa Claus might use in order to fit down a chimney.
Could blood be used to power batteries?
electronics.howstuffworks.com/everyday-tech/blood-battery.htm
Blood batteries as thin as a sheet of paper are currently under development by scientists at Rensselaer Polytechnic Institute. Read about blood batteries.
5 Futurist Predictions in the World of Science
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What futurist predictions have been made about the world of science? Learn about five futurist predictions about the world of science.
Can We Get Into Space Without Big Rockets?
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Visionaries have proposed various ways to get into space without using large rockets for propulsion, such as building a space elevator or harnessing magnetic levitation.
How Has NASA Improved Solar Energy?
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Solar energy is an up-and-coming field, but did you know that it owes much of its growth to NASA? Discover how NASA's research and development of solar power for space has trickled down to the Earthly realm.
How Blast-resistant Clothing Works
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Your most rugged pair of blue jeans can't hold a candle to the cutting-edge blast-resistant clothing and technology. Sure, these fabrics are tough, but can they diffuse bomb blasts?
How Aerogels Work
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Aerogels are incredible materials that could have dozens of uses from insulation to oil spill cleanup. Learn about aerogels in this article.
How Santa Claus Works
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Santa Claus travels around the world each year on Christmas Eve and delivers gifts to good children. Find out who Santa Claus is at HowStuffWorks.
How Does Photosynthesis Work?
science.howstuffworks.com/environmental/green-tech/energy-production/artificial-photosynthesis.htm
Artificial photosynthesis allows us to replicate one of nature's miracles. Visit HowStuffWorks to learn all about artificial photosynthesis.