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How Solar Cooking Works
science.howstuffworks.com/environmental/green-science/solar-cooking.htm
If you've ever seen a kid frying ants with a magnifying glass, you know that the concentrated power of the sun can create great heat. But what if that heat were applied to something a bit more productive -- something like cooking food?
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.
Freckles 101
health.howstuffworks.com/skin-care/problems/beauty/freckles.htm
Freckles are a common beauty skin problem. Learn more about how freckles work at HowStuffWorks.
Celiac Disease Overview
health.howstuffworks.com/diseases-conditions/digestive/celiac-disease.htm
Celiac disease is an autoimmune disorder -- more than just a food allergy to gluten. Read about celiac disease, symptoms and treatment.
How to Eat a Gluten-free Diet
health.howstuffworks.com/wellness/diet-fitness/diets/gluten-free-diet.htm
A gluten-free diet means no wheat, barley or rye. Learn about gluten-free foods and how to eat a gluten-free diet.
How Lab-grown Skin Works
science.howstuffworks.com/innovation/everyday-innovations/lab-grown-skin.htm
Lab-grown skin can improve the survival odds of someone with a serious third-degree burn. See how lab-grown skin is made and how it works.
Top 5 Materials Used in Patios
home.howstuffworks.com/5-materials-used-in-patios.htm
There are all sorts of materials used in patios these days. So what should you build yours with? Check out these top 5 materials used in patios.
How U.S. Marshals Work
people.howstuffworks.com/us-marshal.htm
The U.S. Marshals Service is the oldest law enforcement agency in the nation. Learn about famous U.S. Marshals and the duties and history of the U.S. Marshals.
How Granite Countertops Work
home.howstuffworks.com/home-improvement/construction/materials/granite-countertops.htm
Tough, wear-resistant granite countertops have long been one of the most popular choices. Learn how granite countertops work at HowStuffWorks.
How does oil speculation raise gas prices?
money.howstuffworks.com/oil-speculation-raise-gas-price.htm
Oil speculation can raise gas prices in an unstable market, but how does this happen exactly? Find out why oil speculation can raise gas prices.