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Your search for "billion" returned 2,150 results
Can China control the weather?
science.howstuffworks.com/nature/climate-weather/meteorologists/cloud-seeding.htm
Weather control is being looked at by Chinese officials as a way of ensuring clear skies for the Olympic Games. Read about weather control methods.
How Algae Biodiesel Works
science.howstuffworks.com/environmental/green-science/algae-biodiesel.htm
Many people are interested in algae biodiesel as a green fuel. Learn all about algae biodiesel and how researchers make biodiesel from algae.
How CO2 Scrubbing Works
science.howstuffworks.com/environmental/green-science/co2-scrubbing.htm
CO2 scrubbing is one potential solution to reducing our emissions of carbon dioxide. Learn about CO2 scrubbing and find out what the most common processes are.
Can You ID These WWII Planes in Under 7 Minutes?
play.howstuffworks.com/quiz/can-you-id-these-wwii-planes-in-under-7-minutes
Aviation history was made during the Second World War when aerial combat proved itself to be critical to warfare. Tens of thousands of planes took to the skies and made history. Think you can name them all? Strap in and show us what you got!
5 Most Effective Campaign Ads
people.howstuffworks.com/most-effective-campaign-ads.htm
Can you name the 5 Most Effective Campaign Ads? Keep reading to learn about the Most Effective Campaign Ads at HowStuffWorks.
How Instagram Works
computer.howstuffworks.com/instagram.htm
If you're wondering why everyone on the Internet thinks they're a photographer, you can probably thank Instagram. Learn how Instagram works and more in this article.
How Class Action Lawsuits Work
money.howstuffworks.com/class-action-lawsuits.htm
Class action lawsuits can be an efficient way to achieve justice for a large number of people. Learn how class action lawsuits work.
How Fly Ash Concrete Works
home.howstuffworks.com/home-improvement/construction/materials/fly-ash-concrete.htm
Fly ash concrete is considered a green building product. Learn about the benefits and potential hazards of fly ash concrete.
10 Weird Facts About the Circus
entertainment.howstuffworks.com/arts/circus-arts/10-weird-facts-about-circus.htm
The circus has many 'weird' acts, but there are some strange facts about it you may not know. Learn 10 weird facts about the circus at HowStuffWorks.
Can You Name All 40 of These Farm Animals?
play.howstuffworks.com/quiz/can-you-name-all-40-of-these-farm-animals
So you think you're six degrees from Old MacDonald, huh? Well, there's only one way to find out. If you can ace this quiz, we might just add you to the family tree! The rooster is crowing; it's time to name these farm animals now!