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What Did Isaac Newton Discover? 10 of Sir Isaac Newton's Inventions
science.howstuffworks.com/innovation/famous-inventors/5-isaac-newton-inventions.htm
Almost 300 years after his death, Sir Isaac Newton remains one of the most influential thinkers in history. What are some of his most enduring inventions?
Lasik Surgery
health.howstuffworks.com/medicine/surgeries-procedures/lasik.htm
LASIK surgery corrects vision with a laser in seconds. Learn about LASIK surgery, the lasers used in LASIK surgery and recovery info and possible risks.
How Airports Work
science.howstuffworks.com/transport/flight/modern/airport.htm
Did you know that airports were once known as "flying fields" because planes took off and landed in large fields? Journey through the hidden world of airports in this article, but without the stress, nail-biting and packages of peanuts.
10 Ways Watches Have Evolved
electronics.howstuffworks.com/gadgets/clocks-watches/10-ways-watches-have-evolved.htm
Portable timepieces have existed since the mid-1500s, but modern wristwatches are about 100 years old. Learn about watch evolution at HowStuffWorks.
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.
Why do loud noises cause your ears to ring?
health.howstuffworks.com/human-body/systems/ear/loud-noise-ear.htm
Ringing in ears occurs when noises louder than shouting damage parts of our inner ears. Find out more about why your ears ring at HowStuffWorks.
Can hybrid engines create more power?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/hybrid-engines-more-power.htm
Can hybrid engines create more power? Find out if hybrid engines can create more power at HowStuffWorks.
Who Killed Batman?
entertainment.howstuffworks.com/arts/comic-books/grayson.htm
A new movie trailer shows Robin coming out of retirement to avenge Batman's death, clashing with Superman, Wonder Woman, the Joker and the Penguin along the way. What's the story on this ultimate superhero movie?
What's a prehistoric toolkit and how could it rewrite human history?
science.howstuffworks.com/life/evolution/prehistoric-toolkit.htm
A prehistoric toolkit is a set of tools that early humans utilized. Learn about a prehistoric toolkit in this article from HowStuffWorks.
How 3-D Puzzles Work
entertainment.howstuffworks.com/puzzles/3d-puzzles.htm
3-D puzzles result in three-dimensional, structural objects when solved. Learn how 3-D puzzles work at HowStuffWorks.