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Your search for "could" returned 13,342 results
Going Nowhere Fast? Smart Traffic Lights Can Help Ease Gridlock
science.howstuffworks.com/engineering/civil/smart-traffic-lights-news.htm
Smart traffic lights monitor traffic and continuously adjust their timing to improve flow, and can even help disabled or elderly pedestrians navigate crosswalks. Could they be a solution to the problems of traffic stress and road rage?
Which Military Aircraft Are You Meant to Fly?
play.howstuffworks.com/quiz/which-military-aircraft-are-you-meant-fly
You yearn to fly high in a jumpsuit! That could mean many things! Do you want to know what equipment you should fly in the U.S. military? Take this quiz to find out!
10 Foods You Should Never Eat Raw
health.howstuffworks.com/food-nutrition/10-foods-you-should-never-eat-raw.htm
There are some foods that need to be cooked before you eat them. Not just because they'll taste way better, but also because if you eat them raw, they could make you sick.
10 Times Humanity Found the Answer (and Then Forgot)
history.howstuffworks.com/10-times-humanity-found-answer-and-then-forgot.htm
Could humanity be even farther ahead if we hadn't forgotten what we'd learned centuries ago? Learn about 10 times we forgot answers at HowStuffWorks.
212 Angel Number: Spiritual Meaning, Numerology, and Life Guidance
entertainment.howstuffworks.com/horoscopes-astrology/212-angel-number.htm
Discover the hidden meaning behind Angel Number 212! Is the universe sending you a message about balance, intuition, and life changes? Find out how this powerful number could be guiding your destiny.
Why does anemia make people want to crunch on ice?
If you've got a constant compulsion to crunch on ice -- huge amounts of ice -- it could be a sign of anemia. What is it about having an abnormal number of red blood cells that makes ice so appealing?
How Far Is Russia From Alaska?
science.howstuffworks.com/environmental/earth/geophysics/how-far-is-russia-from-alaska.htm
Sarah Palin never really said she could see Russia from her house. But how far is Russia from Alaska anyway? And can you see one country from the other?
How accurate are gas mileage monitors?
electronics.howstuffworks.com/gadgets/automotive/gas-mileage-monitor.htm
A gas mileage monitor can help you keep track of your MPG and could change your driving behavior. Learn how a gas mileage monitor can change the way your drive.
Angel Number 143: Repeated Sightings and Their Deeper Meaning in Your Life
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/angel-number-143.htm
Discover the spiritual significance of Angel Number 143 and what repeated sightings could mean for your life's path. Learn how this powerful number guides you towards growth, balance, and new opportunities.
How much ice would I have to store up in the winter in order to air condition my house all summer?
home.howstuffworks.com/question306.htm
We use ice to cool many things from drinks to desserts. But what if ice could cool your home? Take a look at how much would be needed to keep your home comfortable.