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10 Science Questions You Should Really Know How to Answer
science.howstuffworks.com/innovation/science-questions/10-science-questions-you-should-know.htm
Why is the sky blue? What's relativity all about? If you're thinking, "something to do with light and physics and stuff," we have some short explanations for you.
10 Best Ideas for Interplanetary Communication
science.howstuffworks.com/10-ideas-for-interplanetary-communication.htm
In the future, as we send space probes and manned missions to explore the solar system and possibly colonize other worlds, there's a major problem that we'll have to overcome -- keeping in touch with them.
How War Dogs Work
science.howstuffworks.com/war-dog.htm
Was a dog really the first to encounter bin Laden? We may never know, but we do know that man's best friend has been serving in wars for centuries, getting soldiers smokes, sniffing out bombs and patrolling borders. Why do canines make such good soldiers?
Top 30 Smartest Animals in the World
animals.howstuffworks.com/animal-facts/10-smartest-animals.htm
Humans aren't the only animals that can count, use logic, make tools or form lasting bonds with others. Meet 10 of the smartest creatures in the animal kingdom.
How Roller Coasters Work
science.howstuffworks.com/engineering/structural/roller-coaster.htm
They don't have engines, brakes or accelerators. No, these amazing machines rely on physical, centripetal and gravitational forces to urge thrills, screams and that sinking stomach feeling we all love (and hate). Read more about the science of fun.
10 Cool Tools
home.howstuffworks.com/10-cool-tools.htm
Unlike the hammers and chisels collecting cobwebs in garages everywhere, these high-tech tools have worked on everything from revolving water slides to boxing robots.
12 Tire Buying Tips
auto.howstuffworks.com/buying-selling/cg-tire-buying-tips.htm
Our 7 tire buying tips help you navigate the many choices available for your car or truck. Read our list of tire buying tips to know what to look for.
How the Google Chrome Browser Works
computer.howstuffworks.com/google-chrome-browser.htm
The Google Chrome browser offers themes, apps, bookmark management and a whole lot more. Learn how the Google Chrome browser works.
How Ebola Works
health.howstuffworks.com/diseases-conditions/infectious/ebola.htm
Ebola has killed thousands in Africa since it first broke in 1975. And it's back again. HowStuffWorks looks at the virus and the science to stop it.
Cactus Care
home.howstuffworks.com/cactus-care.htm
Cacti and succulents, tolerant and low maintenance plants, are ideal for busy people and indoor spaces. Learn how to care for these plants.