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How Bug Zappers Work
home.howstuffworks.com/bug-zapper.htm
Bug zappers can help keep your backyard free of pesky insects. Find out how bug zappers kill insects and take a look at the inside of a bug zapper.
The IQ Scale: What Does Your IQ Score Really Mean?
science.howstuffworks.com/life/inside-the-mind/human-brain/question455.htm
The term IQ typically refers to a score on a test that measures someone's cognitive ability. What does this test constitute exactly? And does it accurately measure intelligence?
The Goblin Shark Has an Odd Secret Weapon: Its Oily Liver
animals.howstuffworks.com/fish/sharks/goblin-shark.htm
How did the goblin shark score its haunting name? It has something to do with the goblin shark's visage. Find out more about the goblin shark.
Meet Archaeopteryx, a Feathered Dino With Wings and Teeth
animals.howstuffworks.com/dinosaurs/archaepteryx.htm
Archaepteryx was a very unique dinosaur in that it resembled a bird. Learn more about the Archaepteryx, Late Jurassic dinosaurs, and dinosaurs of all eras.
What Does 'BPA Free' Mean and Why Does It Matter?
science.howstuffworks.com/environmental/green-science/bpa.htm
The chemical BPA (bisphenol-a) often found in consumer goods, may be linked to human health problems. Learn more about BPA in polycarbonate plastics.
How to Organize a Closet in 5 Easy Steps
Three words -- "organizing your closet" -- might strike fear in a lot of people. But having a clean storage space doesn't have to be a complicated process.
Are personal watercraft destroying the planet?
science.howstuffworks.com/environmental/green-science/watercraft-destroy-planet.htm
Personal watercraft destroying the environment is a cause for major concern. Learn about personal watercraft destroying the environment.
Cecilia Helena Payne-Gaposchkin
Payne-Gaposchkin, Cecilia Helena (1900-1979) was a British-born astronomer who became an authority on variable stars (stars that change in brightness) and the structure of the Milky Way Galaxy.
Were ancient Egyptians the first feminists?
history.howstuffworks.com/history-vs-myth/first-feminist.htm
The first feminists might've lived in ancient Egypt, where Herodotus documented aspects of gender equality. Did the first feminists live in ancient Egypt?
Am I carrying my own twin?
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/carrying-my-own-twin.htm
Are you carrying your own twin? Sometimes an early trimester death of a twin is absorbed by the other twin. See if you are carrying your own twin.