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How Ultrasound Works
science.howstuffworks.com/ultrasound.htm
Ultrasound lets us peek into the human body to see everything from heart valves to a moving baby. But how do sound waves give us a picture?
Health Benefits of Grains
recipes.howstuffworks.com/health-benefits-of-grains-ga.htm
Grains make your body stronger and can be part of an alternative treatment against such illness as heart disease. Learn the health benefits of grains.
How Solar- vehicle Ventilators Work
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/solar-powered-vehicle-ventilators.htm
Solar vehicle ventilators are great automotive gadgets. Learn more about solar vehicle ventilators at HowStuffWorks.
What was Archimedes' death ray?
history.howstuffworks.com/historical-figures/archimedes-death-ray.htm
Archimedes' death ray is a fabled device that brought death and destruction to Roman ships. Learn about Archimedes' death ray and what it was made of.
How Environmental Organizations Work
money.howstuffworks.com/economics/volunteer/organizations/environmental-organizations.htm
Environmental organizations all try to help in different ways. Learn about environmental organizations at HowStuffWorks.
How to Conserve Water While Still Keeping a Beautiful Garden
home.howstuffworks.com/lawn-garden/professional-landscaping/conserve-water-in-garden.htm
To conserve water in your garden, there are some simple steps you can take. Learn ways to conserve water in your garden -- and still watch it grow.
How can you wash and dry clothes with steam?
You can wash and dry clothes with steam, removing allergens and nasty smells. Learn more washing and drying clothes with steam and its benefits.
1972 Ford Carousel Minivan Concept Car
auto.howstuffworks.com/1972-ford-carousel-minivan-concept-car.htm
The 1972 Ford Carousel minivan concept car could have been the first modern minivan. Check out this 1972 Ford Carousel minivan concept car profile.
How Do You Clean Up an Oil Spill?
science.howstuffworks.com/environmental/green-science/cleaning-oil-spill.htm
Oil spill cleanup is often done through containment and skimming the oil off the surface of the water. Learn about oil spill cleanup methods.
How Rail Guns Work
science.howstuffworks.com/rail-gun.htm
Rail guns leave gunpowder-based weapons in the dust (one can hit a target 250 miles away in six minutes). So why isn't the military using them? Find out how rail guns can be used and learn about the limitations of this technology.