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What's the Difference Between Global Warming and Climate Change?
Global warming and climate change are terms often treated like synonyms, but they have different meanings. We'll explain the difference and why both are so important to know.
Electric Boats Make Emission-free Sea Travel a Reality
science.howstuffworks.com/transport/engines-equipment/electric-boats.htm
Electric-propelled boats, which are much quieter and more environmentally friendly than gas-powered motorboats, are finally beginning to hit the waves and find their market.
The Stratosphere Is Home to Earth's Ozone Layer
science.howstuffworks.com/environmental/earth/geophysics/stratosphere.htm
The stratosphere is one of Earth's five atmospheric layers that also includes the troposphere, mesosphere, thermosphere and exosphere.
We're Getting Closer to the Quantum Internet, But What Is It?
electronics.howstuffworks.com/future-tech/quantum-internet.htm
The quantum internet would use the quirky behavior of tiny particles to enable applications not possible with today's internet.
Is This NFL Team In the AFC or NFC?
play.howstuffworks.com/quiz/is-this-nfl-team-the-afc-nfc
The National Football League is divided into two conferences, the American Football Conference (AFC) and the National Football Conference (NFC). Conference alignment can make the difference between making the playoffs or staying home knitting an homage to Bill Belichick while watching "Golden Girls." Can you match these teams to the correct NFL conference?
Are You a Big Hockey Fan? Can You Ace This NHL Trivia Quiz?
play.howstuffworks.com/quiz/only-the-biggest-hockey-fan-will-ace-this-nhl-trivia-quiz
The National Hockey League is one of the most popular sports leagues in the world, and for decades it has spawned legends and lore on the ice. But what do you really know about the NHL and its star players?
How Well Do You Know Baseball Slang?
play.howstuffworks.com/quiz/how-well-do-you-know-baseball-slang
Often, slang is a better description than the actual word, and that's a common case in baseball. How well do you know your baseball slang, though? Take this quiz and find out!
The Ultimate Rocky Movies Quiz!
play.howstuffworks.com/quiz/the-ultimate-rocky-movies-quiz-learn
Everyone remembers those famous training montages, but what else do you rememberabout the Italian Stallion? His woeful eyes? His steely determination? Recall it all by taking the quiz right now.
Who Called Me From This Phone Number? Need-to-know Tips
electronics.howstuffworks.com/who-called-me-from-this-phone-number.htm
In the age of the internet and the cell phones, dealing with unknown callers is a fact of life. Sometimes it's an honest mistake, or a case of misplaced information, but all too often an unknown phone number is from a caller you'd rather not talk to.
Petrichor: What Causes the Earthy Smell After Rain?
science.howstuffworks.com/nature/climate-weather/atmospheric/question479.htm
There's often a strong, quite pleasant, smell right after a rain shower. What accounts for petrichor, the 'smell of rain'?