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How can adding iron to the oceans slow global warming?
science.howstuffworks.com/environmental/green-science/iron-sulfate-slow-global-warming.htm
Scientists propose adding iron to the oceans to cut carbon dioxide levels and, in turn, decrease temperatures. See if adding iron to the oceans works.
How Does GPS Work?
electronics.howstuffworks.com/gadgets/travel/gps.htm
For less than $100, you can get a pocket-sized gadget that will tell you exactly where you are on Earth at any moment. As long as you have a GPS receiver and a clear view of the sky, you'll never be lost again. Learn more!
What Is Pi?
science.howstuffworks.com/math-concepts/pi.htm
Whether the circle is as big as planet Mars or as small as a tennis ball, the ratio of its circumference divided by its diameter will always equal pi (3.14). But why?
How can I have an out-of-body experience?
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/out-of-body-experience.htm
Out-of-body experiences (OBEs) are most often associated with sick or injured people, but scientists recently produced these experiences in healthy people. Learn how virtual reality can scramble your point of view.
T-62 Main Battle Tank
science.howstuffworks.com/t-62-main-battle-tank.htm
The T-62 Main Battle Tank was the second generation of Soviet MBTs, based on the T-54/T-55. Learn about the T-62 Main Battle Tank at HowStuffWorks.
Leopard 1 Main Battle Tank
science.howstuffworks.com/leopard-1-main-battle-tank.htm
The Leopard 1 Main Battle Tank was post-war Germany's first tank designed and built in West Germany. Learn more about the Leopard 1 Main Battle Tank.
1967, 1968, 1969 Chevrolet Camaro Z-28
auto.howstuffworks.com/1967-1969-chevrolet-camaro-z-28.htm
The 1967-1969 Chevrolet Camaro Z-28 was created to compete against the Trans-Am. See photos and specifications of the 1967-1969 Chevrolet Camaro Z-28.
Could salt water fuel cars?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/salt-water-fuel.htm
Salt water fuel could be the next viable alternative to foreign oil. Learn about the ongoing research behind the concept of salt water fuel.
Calamondin Orange Tree: A Citrus Gem
home.howstuffworks.com/calamondin-orange.htm
The calamondin orange tree is an indoor or outdoor dwarf tree. Beyond its ornamental value, the tree produces bitter fruit that is nevertheless a culinary hit. Learn how to care for this citrus plant and reap the health benefits!
Can you test your fertility at home?
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/fertility/test-your-fertility-at-home.htm
Can you test your fertility at home? Visit Discovery Fit & Health to learn if you can test your fertility at home.