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Is the amount of mercury in CFLs more dangerous than the amount in fish?
science.howstuffworks.com/environmental/green-science/cfl-mercury.htm
Mercury in CFLs and fish are the best known sources of mercury exposure. Learn about mercury in CFLs and fish and find out which should cause more concern.
How LED Incapacitators Work
science.howstuffworks.com/led-incapacitator.htm
LED incapacitators are non-lethal devices used by law enforcement officials. Learn about LED incapacitators.
What brought bison back from the brink of extinction?
animals.howstuffworks.com/endangered-species/bison-extinction.htm
Bison extinction seemed imminent during the 1800s, as the market for buffalo hide boomed. Learn how men like Teddy Roosevelt prevented bison extinction.
Bird Pictures
animals.howstuffworks.com/birds/bird-pictures.htm
Did you know that it's the possession of feathers, not the ability to fly, that distinguishes birds from other animals? Check out these bird pictures.
Which of today's animals lived alongside dinosaurs?
science.howstuffworks.com/environmental/earth/geology/dinosaur-contemporary.htm
Which of today's animals lived alongside dinosaurs? Some animals' ancestors lived with dinosaurs. Learn which current animals lived alongside dinosaurs.
13 Land and Water Speed Records
auto.howstuffworks.com/13-land-and-water-speed-records.htm
If something can move on land or water, chances are someone tried to make it move the fastest. See our list of 13 land and water speed records.
Were the American colonists drugged during the Salem witchcraft trial?
history.howstuffworks.com/history-vs-myth/drugged-salem-witchtrial.htm
The Salem witchcraft trials were some of the darkest events in all of American history. Learn about the Salem witchcraft trials.
How Exchange Rates Work
money.howstuffworks.com/exchange-rate.htm
Exchange rates are something you typically pay attention to when you're traveling abroad. Learn about exchange rates and find out why exchange rates fluctuate.
How to Moisturize the Scalp
health.howstuffworks.com/skin-care/scalp-care/tips/moisturize-scalp.htm
Want to know how to moisturize your scalp? Visit HowStuffWorks to learn how to moisturize your scalp.
How to Find Out If You Have a Warrant
money.howstuffworks.com/how-to-find-out-if-you-have-warrant.htm
Do you know how to find out if the court has a warrant out for your arrest? HowStuffWorks explains all you need to know if you have a warrant.