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Can a car get 100 miles per gallon?
auto.howstuffworks.com/fuel-efficiency/fuel-economy/100-mpg-car.htm
The 100 mpg car is being promoted by Google.org in an effort to reduce oil use and harmful emissions. Learn all about Google's 100 mpg car program.
What are fuel mapping computers?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/fuel-mapping-computer.htm
Fuel mapping computers regulate the mixture of air and fuel in your car's engine to keep it running smoothly. Learn more about fuel mapping computers here.
How are sleep and heart disease related?
health.howstuffworks.com/mental-health/sleep/basics/sleep-and-heart-disease.htm
How are sleep and heart disease related? Researchers have identified many ways sleep affects heart health. Read about sleep and heart disease here.
How Occupant Classification Systems Work
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/ocs.htm
They enhance your airbag system, but few people know how occupant classification systems work. Learn how occupant classification systems work here.
Is there such a thing as a man-eating lion?
animals.howstuffworks.com/mammals/man-eating-lion.htm
Though man-eating lions are rare, they do exist. Learn where man-eating lions live and what drives Tsavo lions to snack on human populations.
Camera Activities for Kids
lifestyle.howstuffworks.com/crafts/seasonal/camera-activities-for-kids.htm
Camera activities for kids show kids how to use special effects, chronicle their lives in photos, and more. Learn about camera activities for kids.
Questions about Cooking with Chocolate
recipes.howstuffworks.com/tools-and-techniques/questions-about-cooking-with-chocolate.htm
Cooking with chocolate is full of challenges, from which type to use to how to melt it. Find answers to common questions about cooking with chocolate.
Were the American colonists drugged during the Salem witchcraft trial?
history.howstuffworks.com/history-vs-myth/drugged-salem-witchtrial.htm
The Salem witchcraft trials were some of the darkest events in all of American history. Learn about the Salem witchcraft trials.
Spider Activities
lifestyle.howstuffworks.com/crafts/animal-crafts/spider-activities.htm
Learn more about the graceful spider when you participate in these innovative spider activities. Find out how to preserve a spiderweb and much more.
5 Most Common Causes of Infertility
Are you wondering what the most common causes of infertility are? Visit HowStuffWorks to find the 5 most common causes of infertility.