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Your search for "natural science" returned 2,500 results
How did ancient civilizations use sundials to tell time?
electronics.howstuffworks.com/gadgets/clocks-watches/ancient-civilizations-use-sundials.htm
Ancient sundials first popped up in Egypt around 1500 B.C. Learn how these sundials came about and what they were used for all those centuries ago.
How can you use in-car Internet?
auto.howstuffworks.com/in-car-internet.htm
How can you use in-car internet? Read about using in-car internet at HowStuffWorks.
How Flavor Tripping Works
people.howstuffworks.com/flavor-tripping.htm
Popping a mysterious berry in your mouth to see what happens is fun, but few know how flavor tripping works. Learn how flavor tripping works here.
Morning vs. Evening Showers: Discuss
health.howstuffworks.com/skin-care/daily/tips/morning-vs-evening-showers-discuss.htm
HowStuffWorks looks at the debate between morning and evening showers.
How does olestra work?
recipes.howstuffworks.com/question526.htm
How does olestra work? Is it safe to eat foods containing olestra?
How do you treat atrial fibrillation?
health.howstuffworks.com/medicine/tests-treatment/treat-atrial-fibrillation.htm
Atrial fibrillation is a serious, but treatable heart disease characterized by arrhythmia. Learn about the many treatment options that relieve symptoms and prevent serious complications.
An Ocean Quahog Shows Its Age Like Rings on a Tree
animals.howstuffworks.com/marine-life/ocean-quahog.htm
The ocean quahog (Arctica islandica) is a clam that redefines what it means to have a long lifespan. This species is famous for being one of the longest-lived animals on Earth, with individuals surviving up to 500 years! That's older than Shakespeare's first play.
Quick Tips: 5 Tips to Improve Skin Elasticity
health.howstuffworks.com/skin-care/problems/treating/5-tips-to-improve-skin-elasticity.htm
You can slow the aging process by improving your skin elasticity. See these five quick tips on how to improve skin elasticity to learn more.
Germs May Help Shape Our Personalities
science.howstuffworks.com/life/cellular-microscopic/germs-may-help-shape-our-personalities.htm
It's all connected! Recent rodent research suggests that immune responses and social behavior may be more intertwined than we realized.
Can You Tell If a Sand Dollar Is Alive Before Taking It Off the Beach?
science.howstuffworks.com/environmental/conservation/issues/sand-dollars-off-beach.htm
Everyone loves foraging for seashells at the beach, but the true jackpot is finding a perfect unbroken sand dollar. However, taking one home may not be such a good idea.