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Your search for "human history" returned 2,571 results
Does breast-feeding make better babies?
health.howstuffworks.com/pregnancy-and-parenting/baby-health/baby-care/breast-feeding-better.htm
Is breast-feeding better? Take a look at research and see if science has put an end to the debate on if breast-feeding is better than the bottle.
13 of the World's Most Infamous Cults
people.howstuffworks.com/10-infamous-cults.htm
Maybe you've heard about drinking the Kool-Aid or listening to The Family Jams - but what do you really know about some of the world's most infamous cults?
How AIDS Works
science.howstuffworks.com/life/cellular-microscopic/aids.htm
HIV continues to be a major global public health issue, having claimed more than 35 million lives so far.
How Surround Sound Works
electronics.howstuffworks.com/surround-sound.htm
Learn about surround sound technology, get buying tips, read sound system reviews and compare prices and features on popular system models.
How Greenhouses Work
home.howstuffworks.com/lawn-garden/professional-landscaping/greenhouse.htm
Reproducing plants out of season gave man a measure of control over nature. The allure of it sparked the imagination and inspired new methods for building structures devoted to plants. So how do greenhouses work?
How the Metric System Works
science.howstuffworks.com/metric-system.htm
Ever heard of a little unit called a femtometer? Can you tell us how much you weigh -- in petagrams? We know you can't, so hurry up and start reading. We have work to do.
10 Cretaceous Animals That Weren't Dinosaurs
animals.howstuffworks.com/animal-facts/10-cretaceous-animals-that-werent-dinosaurs.htm
The dinos hog all the Cretaceous headlines. Do you have any idea what else scurried, hopped and otherwise cruised around Earth before the K-T mass extinction?
10 Obscene Hand Signs and Gestures From Around the World
people.howstuffworks.com/10-obscene-hand-gestures-from-around-world.htm
A friendly gesture in one country might be highly insulting in another. You'd better be sure you're using these 10 hand signs correctly before trying them out.
How the NASA Space Food Research Lab Works
science.howstuffworks.com/nasa-space-food-research-lab.htm
The NASA Space Food Research Lab develops all of the food used on NASA missions. Learn about the NASA Space Food Research Lab and space food.
How Organic Food Works
science.howstuffworks.com/environmental/green-science/organic-food.htm
Organic food promises freedom from synthetic ingredients. Find out what organic food is, how organic farming works, what the pros and cons are, and why you should care.