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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.
What We Do — and Don't — Know About the Pentagon's Secret UFO Program
Does the U.S. government have proof there is life from other worlds visiting Earth?
How Stone Lithography Works
entertainment.howstuffworks.com/arts/artwork/stone-lithography.htm
Today, artists use stone lithography to produce fine art prints, but 150 years ago it was THE color-printing technology. It's an incredible art form. Take a photo-filled look at this fascinating process.
Top 5 Sunscreens for Athletes
health.howstuffworks.com/skin-care/beauty/sun-care/5-sunscreens-for-athletes.htm
Sunscreens for athletes should be sweat-proof. Visit HowStuffWorks to see the top 5 sunscreens for athletes.
How Does 'Bulletproof' Glass Work?
science.howstuffworks.com/question476.htm
In a lot of movies you see windows that are 'bulletproof.' Does bulletproof glass really exist, and if so, how does it work?
Do You Need to Have a Positive Attitude to Beat Cancer?
health.howstuffworks.com/diseases-conditions/cancer/facts/positive-attitude-cancer.htm
Friends often tell cancer patients to "stay positive" in order to beat the disease. But is there any scientific proof that positivity helps with cancer survival?
Which trees hold up best during a natural disaster?
home.howstuffworks.com/lawn-garden/professional-landscaping/natural-disaster-tree.htm
In a natural disaster, a tree won't always hold up against wind and rain. To withstand a disaster, a tree must be strong, so learn which fit the bill.
Are people in police custody dying of excited delirium?
science.howstuffworks.com/life/inside-the-mind/human-brain/excited-delirium.htm
Medical examiners are attributing an increasing number of deaths while in police custody to a syndrome called excited delirium. The problem is, there's no proof this syndrome exists.
Did a time traveler attend the premiere of Charlie Chaplin's 'The Circus'?
entertainment.howstuffworks.com/did-time-traveler-attend-premiere-charlie-chaplins-circus.htm
Do we finally have proof of time travel? Learn all about the 'time traveler' at Charlie Chaplin's movie premiere at HowStuffWorks.
Is it true that a diesel engine can operate under water while a gasoline engine cannot?
auto.howstuffworks.com/question429.htm
Is it true that a diesel engine can operate under water while a gasoline engine cannot?