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How Are Airplane Cabins Pressurized?
science.howstuffworks.com/transport/flight/modern/airplane-cabin-pressure.htm
Without the system that pumps unused air from an aircraft's engines into the cabin, passengers and crew would be unable to breathe at 30,000 feet. But how does that system work?
Do microwaves kill nutrients in food?
recipes.howstuffworks.com/do-microwaves-kill-nutrients-in-food.htm
Microwaves are convenient, but are they too good to be true? Find out if microwaves kill nutrients in food.
What's the busiest ER in the United States?
health.howstuffworks.com/medicine/busiest-er-in-united-states.htm
Some emergency rooms are busier than others. Find out where the busiest ER in the United States is to learn more.
Which Animal Are You When You're in Love?
play.howstuffworks.com/quiz/which-animal-are-you-when-youre-love
Would your ex-girlfriend describe you as a cold fish or a wildcat in the sack? How would your ex-boyfriend characterize your relationship - were you guys like two cooing turtledoves or a couple of horses pulling in different directions? Find out by playing this quiz!
The Porbeagle Shark Hunts With Dogged Determination
animals.howstuffworks.com/fish/sharks/porbeagle-shark.htm
Porbeagles are related to great whites, but while they're also athletic killers, they're smaller and far less ferocious. And what's with the funny dog name?
Amazon River Dolphins Are Born Grey and Turn Pink
animals.howstuffworks.com/endangered-species/pink-amazon-river-dolphins.htm
The pink Amazon river dolphin, like some mythical creature from another world, is a shockingly beautiful color, but it is also extremely endangered.
Official White House Christmas Ornaments Are a 40-Year Tradition
people.howstuffworks.com/culture-traditions/holidays-christmas/white-house-christmas-ornaments.htm
The resolutely bipartisan White House Christmas ornament has been an annual tradition since 1981 and is a big fundraiser too.
How Is Barometric Pressure Measured and Why?
science.howstuffworks.com/nature/climate-weather/meteorological-instruments/barometric-pressure.htm
Weather forecasters can tell what the weather will be by reading the barometric pressure, but how does it work?
9 Ways to Upcycle Your Wine Corks
lifestyle.howstuffworks.com/crafts/recycled/ways-to-reuse-wine-corks.htm
If you love wine, you probably have wine corks around the house. Don't trash them because there are ways you can reuse those wine corks instead.
11 Smart Uses for Old Tennis Balls
home.howstuffworks.com/green-living/tennis-ball-uses.htm
The average tennis ball lasts just a few hours to a few weeks of play. So, before you toss it in the trash, try to recycle it with one of these amazing hacks.