Search Results | human history
Your search for "human history" returned 2,571 results
What's a blue zone, and am I living in one?
health.howstuffworks.com/wellness/aging/anti-aging-tips/blue-zone.htm
What's a blue zone, and am I living in one? Read this article to find out what a blue zone is, and to determine if you live in one.
What Is Octane and How Does It Work?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/question90.htm
Adding a chemical called tetraethyl to fuel can significantly improve the gasoline's octane rating. But what is octane? And how does it improve the gasoline we buy? Read on to explore this fascinating molecule.
Are leeches being used in modern medicine?
health.howstuffworks.com/medicine/modern-treatments/leeches-in-modern-medicine.htm
Leeches can be beneficial in today's medical treatments. Learn how leeches are used in modern medical treatments.
7 Secret Caves We'd Love to See Inside
science.howstuffworks.com/environmental/earth/geology/secret-caves.htm
There are caves all over the world, but some are in places that are hard to explore - hidden by rocks, ruins or even under ice. We've found seven secret caves you probably never knew existed.
Fruit Bats Are the Best Pollinators (and Suppliers of Tequila)
animals.howstuffworks.com/mammals/fruit-bats.htm
You read that right. Fruit bats are instrumental in pollinating hundreds of plants, including the agave, a key ingredient in tequila.
Can You Bury Someone in Your Backyard?
people.howstuffworks.com/culture-traditions/funerals/can-you-bury-someone-your-backyard.htm
You don't have to use an expensive funeral home in most states. Learn more about home burials at HowStuffWorks.
The Druids: Philosophers, Politicians, Priests or Sorcerers?
history.howstuffworks.com/european-history/druids.htm
The Druids were a class of Celtic-speaking purveyors of magical and religious practice who inhabited northwestern Europe around 2,000 years ago, but almost everything we know about them is from secondhand sources.
How Alchemy Paved the Way for Chemistry
science.howstuffworks.com/alchemy-to-chemistry.htm
Alchemy may seem like a cousin to witchcraft but in reality it was the forerunner of modern chemistry.
Penguins: The Monogamous Tuxedoed Birds That 'Fly' Underwater
animals.howstuffworks.com/birds/penguins.htm
HowStuffWorks looks at penguins, the tuxedoed swimming birds who mate for life and swim like Olympic champs.
What Do Reindeer Do When They're Not Pulling Santa's Sleigh?
animals.howstuffworks.com/mammals/reindeer.htm
HowStuffWorks takes a look at reindeer, those super flying sleigh pullers of Christmas Eve.