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Your search for "explain" returned 4,251 results
How Odometers Work
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/odometer.htm
Mechanical odometers have been counting the miles for centuries. Although they are a dying breed, they are incredibly cool inside. Learn how this simple device tracks distance and find out about digital odometers.
Modern Hearing Aids Do Way More Than Help You Hear
health.howstuffworks.com/human-body/systems/ear/modern-hearing-aids.htm
Technology for hearing aids has advanced drastically since our grandparents wore those big, bulky ones wrapped around their ears. Now they're Bluetooth-enabled and can even translate foreign languages on the fly.
What Is an Oligarchy and Has the U.S. Become One?
people.howstuffworks.com/oligarchy.htm
HowStuffWorks looks at exactly what an oligarchy is and whether the U.S. is teetering on the brink of becoming one, or already has become one.
Iterative Evolution: Did the Aldabra Rail Evolve Twice?
science.howstuffworks.com/life/evolution/iterative-evolution.htm
The flightless Aldabra rail only lives on the Aldabra Atoll in Madagascar. But this example of iterative evolution descended from birds that soar.
Should Licensed Drivers Be Tested Periodically?
Experts say there's no real benefit from retesting experienced drivers, except in special situations. HowStuffWorks looks at the reality.
The Science Behind the Pollen Count
health.howstuffworks.com/diseases-conditions/allergies/outdoor-allergies/science-pollen-count.htm
HowStuffWorks looks at the science behind the pollen count. How do they count those microscopic grains anyway?
Recovered 'Lost Squadron' Plane Leads to New Mystery
science.howstuffworks.com/crew-finds-lost-squadron-plane-under-greenlands-ice.htm
The search team used a radar-equipped drone to locate a P-38 from the so-called "Lost Squadron" that crash-landed in Greenland in 1942. But the story doesn't end there.
What's the Difference Between Enabling and Supporting?
health.howstuffworks.com/mental-health/coping/whats-difference-between-enabling-and-supporting.htm
HowStuffWorks looks at the differences between supporting an addict and enabling one.
Pet Therapy: Huggable Healthcare Workers
health.howstuffworks.com/medicine/tests-treatment/huggable-healthcare-workers.htm
Huggable healthcare workers like dogs and cats make a visit to the hospital more pleasant. Learn about huggable healthcare workers at Discovery Health.
How the Articles of Confederation Paved the Way for the U.S. Constitution
history.howstuffworks.com/revolutionary-war/articles-confederation.htm
The Articles of Confederation were the precursor to the U.S. Constitution. HowStuffWorks looks at how they paved the way for the U.S. system of government.