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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'?
Which of Your Core Chakras Are Blocked?
play.howstuffworks.com/quiz/which-of-your-core-chakras-are-blocked
Unblocked chakras allow the free flow of cosmic energy, which promotes contentment and liberation. If you want to live more freely and well, take the following quiz to find out which of your core chakras give you the most trouble.
666 Meaning: Angel Number or the Devil's Digits?
history.howstuffworks.com/history-vs-myth/666.htm
The numbers 666 are a favorite of horror movies dealing with the occult. But where did they come from, and what or whom do they really refer to?
The Conch Is an Endangered Sea Snail That Needs Your Help
animals.howstuffworks.com/endangered-species/conch.htm
Before collecting that conch shell, learn how over-harvesting for meat and souvenirs has endangered conch populations and what you can do to help their survival.
How Animatronics Works
entertainment.howstuffworks.com/animatronic.htm
Animatronics made cinematic history long before digital effects were around. Learn about how animatronics are created, programmed and controlled.
How Lie Detectors Work
people.howstuffworks.com/lie-detector.htm
Lie detection is a consistently controversial topic -- how can a machine tell truth from deception? Does everyone have the same physiological reaction when telling a lie? If so, how can some people "beat the box"? Find out what these devices measure and if they really can detect lies.
How Projection Television Works
electronics.howstuffworks.com/projection-tv.htm
Projection television can provide an HD picture at a range of sizes and prices. Learn about front and rear projections TVs and read HDTV reviews.
How U.S. Criminal Records Work
people.howstuffworks.com/criminal-record.htm
U.S. criminal records are on the increase in recent years. Find out how U.S. criminal records work.
How Voyager Works
science.howstuffworks.com/voyager.htm
The Voyager program launched two unmanned probes into space. The Voyager spacecrafts captured amazing images and made incredible scientific discoveries.
How Blast-resistant Clothing Works
science.howstuffworks.com/blast-resistant-clothing.htm
Your most rugged pair of blue jeans can't hold a candle to the cutting-edge blast-resistant clothing and technology. Sure, these fabrics are tough, but can they diffuse bomb blasts?