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10 Innovations in Hydropower
science.howstuffworks.com/environmental/energy/10-hydropower-innovations.htm
People all over the world are working on turning this very ancient power source into an even more important modern one. And that means a lot more than dams.
How to Become an Airline Pilot: Licensing and Certifications
money.howstuffworks.com/how-to-become-an-airline-pilot.htm
Powered flight is one of the great dreams of humanity, and thanks to modern technology, doing it for a living isn't an unreasonably ambition. It's no wonder that so many aspiring aviators want to know how to become an airline pilot.
IDK: Guide to Tween Slang
lifestyle.howstuffworks.com/family/parenting/tweens-teens/guide-to-tween-slang.htm
Looking for a guide to tween slang? Visit HowStuffWorks Family to find this great guide to tween slang.
How Ultrasonic Welding Works
science.howstuffworks.com/ultrasonic-welding.htm
You probably know that high pitched or high frequency sounds can break materials apart. But did you know that high frequency sounds can be used to bond materials together?