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How Holograms Work
science.howstuffworks.com/hologram.htm
If you want to see a hologram, you don't have to look much farther than your wallet. But the most impressive holograms are large scale and illuminated with lasers or displayed in a darkened room with carefully directed lighting. Learn how a hologram, light and your brain work together make clear, 3-D images.
How Nostradamus Works
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/nostradamus.htm
Nostradamus is said to have predicted the rises of Napoleon and Hitler, the destruction of the World Trade Center and even the COVID-19 pandemic. But was this 15th-century astrologer really that smart?
How Speech Recognition Works
electronics.howstuffworks.com/gadgets/high-tech-gadgets/speech-recognition.htm
Speech recognition allows people to compose documents and control their computers with their voice. Learn about the basic types.
How Becoming a NASCAR Driver Works
auto.howstuffworks.com/auto-racing/nascar/jobs/becoming-nascar-driver.htm
Becoming a NASCAR driver takes more than just skill. Learn what teams and owners look for from someone who's planning on becoming a NASCAR driver.
How Geysers Work
science.howstuffworks.com/environmental/earth/geophysics/geyser.htm
Geysers are explained in this article. Learn about geysers.
How MRSA Works
health.howstuffworks.com/diseases-conditions/infectious/mrsa.htm
MRSA, also called the superbug, is a bacterium becoming resistant to antibiotics. Read about treating MRSA infections and how MRSA can be controlled.
How Phishing Works
computer.howstuffworks.com/phishing.htm
Phishing is a common method of online identity theft and virus spreading. Find out how phishing scams work and learn ways to protect yourself from phishing.
How Gliders Work
science.howstuffworks.com/transport/flight/modern/glider.htm
Flying in a glider is about as close as you can get to soaring like a bird. Amazingly, these graceful machines manage their maneuvers without an engine. Learn how gliders fly without power.
How Marriage Works
people.howstuffworks.com/marriage.htm
Marriage is about beginning a new life with a loved one, but it's also a legal process. Learn about marriage laws, marriage licenses and marriage customs.
Varicose Veins Causes and Treatments
health.howstuffworks.com/skin-care/problems/beauty/varicose-veins.htm
Varicose veins are a common beauty skin problem. Learn about how varicose veins work at HowStuffWorks.