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10 Films That Changed Filmmaking
entertainment.howstuffworks.com/10-films-changed-filmmaking.htm
Movies can convey moods and emotions as no other art form. Learn about 10 films that changed filmmaking at HowStuffWorks.
How Acoustic Levitation Works
science.howstuffworks.com/acoustic-levitation.htm
The idea that something so intangible as acoustic levitation can lift objects may seem unbelievable, but it's a real phenomenon.
What Is Biodiesel?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/biodiesel.htm
Biodiesel turns biodegradable fats and oils into an alternative fuel for your car. Learn about biodiesel components, biofuel history and biodiesel pros and cons.
Gum Disease Explained
health.howstuffworks.com/wellness/oral-care/problems/gum-disease-explained.htm
Gum disease, gingivitis, tooth decay -- they're all related. Learn how you can avoid gum disease and treat gum disease.
10 Medical Conditions Once Found in Sideshows
entertainment.howstuffworks.com/arts/circus-arts/10-medical-conditions-once-found-in-sideshows.htm
Years ago, sideshows were spaces to parade people's disabilities. Learn about 10 medical conditions once found in sideshows at HowStuffWorks.
10 Lessons We Learned From Filmmaking in the 1920s
entertainment.howstuffworks.com/10-lessons-from-filmmaking-in-the-1920s.htm
Filmmaking in the 1920s taught us how to make great movies. See 10 lessons we learned from filmmaking in the 1920s to learn more.
How Asbestos Works
home.howstuffworks.com/home-improvement/household-safety/asbestos.htm
Asbestos has been around for 3,000 years, but it wasn't until the 1980s that we realized its dangers. Learn more about asbestos.
How to Install a Fountain
home.howstuffworks.com/home-improvement/remodeling/install-fountain.htm
Installing a fountain can be somewhat difficult if you don't know the proper steps to take. Learn about how to install a fountain at HowStuffWorks.
Why Do We Sleep?
science.howstuffworks.com/life/inside-the-mind/human-brain/sleep.htm
Every animal sleeps -- some more than others -- but why they do it is a mystery to scientists. Is sleep more than just beauty rest? Could skimping on it kill you? And how much do you really need?
How Audio Controls for Conferencing Work
money.howstuffworks.com/business-communications/audio-controls-for-conferencing.htm
Conference calls can be a real time saver or a real headache. Learn how to do it right at HowStuffWorks.