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Mothers Prefer Daughters, Fathers Prefer Sons, Study Says
A new study shows that mothers prefer daughters and fathers prefer sons, regardless of economic background, contradicting an earlier well-known hypothesis.
Dolphins Sleep Half a Brain at a Time
animals.howstuffworks.com/mammals/dolphins-sleep-half-brain-at-time.htm
Dolphins sleep half a brain at a time to stay aware of danger and control breathing. HowStuffWorks takes a look at how they do it.
Why are so many Americans obese?
health.howstuffworks.com/wellness/diet-fitness/information/why-are-so-many-americans-obese.htm
Why are so many Americans obese? Learn what factors cause so many Americans to be obese at Discovery Health.
Why Was 911 Chosen as the Emergency Phone Number?
people.howstuffworks.com/question664.htm
During an emergency, Americans know to dial 911 for help. How and why was that number selected as the emergency phone number for the entire country?
How Virgin Galactic Works
science.howstuffworks.com/virgin-galactic.htm
Virgin Galactic is the first commercial space tourism company, offering flights to space. Read about Virgin Galactic.
How to Assess Your Health
health.howstuffworks.com/wellness/diet-fitness/information/how-to-assess-your-health.htm
Knowing how to assess your own health can help you identify the areas of your lifestyle that need improvement. Learn how to evaluate your health.
How Moore's Law Works
computer.howstuffworks.com/moores-law.htm
Moore's Law says computer processors double in complexity every two years. What does that mean? Learn more about Gordon Moore and Moore's Law.
Assisted Living Overview
health.howstuffworks.com/wellness/aging/elder-care/assisted-living.htm
Assisting living is one living option for seniors. Learn about what assisted living is, how much assisted living costs and assisted living services.
How the Nehalem Microprocessor Microarchitecture Works
computer.howstuffworks.com/nehalem-microprocessor-microarchitecture.htm
Nehalem microprocessor microarchitecture is the basis upon which Intel's Core i7 chip is built. Learn about Nehalem microprocessor microarchitecture.
How Child Car Seats Work
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/child-car-seat.htm
Seatbelts save lives -- adult lives. For a seatbelt to do its job, it must fit correctly, and on a small child a seatbelt is simply the wrong size. Find out how child car seats save the lives of little ones.