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UFO Evidence
science.howstuffworks.com/space/aliens-ufos/ufo-evidence.htm
Does good UFO evidence exist? Can we find proof of UFOs? And if we did, would it matter? Scientists and laymen have searched for years. Read more about their hunt and how they try to solve the problem of UFO evidence.
Annuals for Moist Soil
home.howstuffworks.com/annuals-for-moist-soil.htm
While all plants need water, too much water can drown your plants. There are several annuals, however, that will thrive in wet conditions. Learn which annuals can tolerate moist soil.
1951 Harley-Davidson Police Special
auto.howstuffworks.com/1951-harley-davidson-police-special.htm
The 1951 Harley-Davidson Police Special motorcycle was used by law enforcement agencies. See pictures and learn about this Harley-Davidson bike.
Why are many doctors refusing to stock the cervical cancer vaccine?
health.howstuffworks.com/diseases-conditions/cancer/cervical/gardasil-availability.htm
Why are many doctors refusing to stock the cervical cancer vaccine?
Types of Fireworks and How the Pyrotechnics Work
science.howstuffworks.com/innovation/everyday-innovations/fireworks.htm
Fireworks may seem magical, but the science behind them is easy to understand. Learn how fireworks and firecrackers work and watch a fireworks video.
African Daisy: How to Grow This Flowering Plant
home.howstuffworks.com/african-daisy.htm
Native to South Africa, the African Daisy brings a vibrant splash of yellow or orange to any flower bed. Learn how to grow African daisy at HowStuffWorks.
Exploring the "G" in Newton's Law of Universal Gravitation
science.howstuffworks.com/math-concepts/gravitational-constant.htm
Sir Isaac Newton's Law of Universal Gravitation helps put the laws of gravity into a mathematical formula. And the gravitational constant is the "G" in that formula.
Beyond Arsenic: 6 Weird Poisons Used Throughout History
people.howstuffworks.com/different-poisons-history-ricin-gu-thallium-gelsemine.htm
What various ways have people poisoned each other through history? Learn more about alternative poisons in this HowStuffWorks article.
Can I Pass a Drug Test With Someone Else's Urine?
health.howstuffworks.com/wellness/drugs-alcohol/pass-drug-test-someone-elses-urine.htm
Can labs tell whether your pee is your own or someone else's? HowStuffWorks looks at the extreme efforts people make to pass drug tests.
The Cartoon Network Quiz
play.howstuffworks.com/quiz/cartoon-network-quiz
Have you logged some serious 'toon time on Cartoon Network? It's alright, don't get animated - take our Cartoon Network quiz, and put that knowledge to the test!