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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.
10 Outrageous Experiments Conducted on Humans
Some truly bizarre and troubling things have been done through the ages in the quest for scientific knowledge. The 10 experiments on this list all made humans into lab rats.
How to Improve Your Memory
health.howstuffworks.com/human-body/systems/nervous-system/how-to-improve-your-memory.htm
You can make the decision to improve your memory and get better at remembering things today! Learn about sharpening your memory at HowStuffWorks.com.
How Nail Guns Work
home.howstuffworks.com/nail-gun.htm
A nail gun can be found at virtually any construction site. Find out how nail guns work in this article.
How Yo-Yos Work
entertainment.howstuffworks.com/yo-yo.htm
Yo-yos can be traced back at least 2,500 years. It's a toy with true staying power, and it has lately gone high-tech -- ever heard of a yo-yo with a clutch? Learn about yo-yo physics, yo-yo tricks, yo-yo history and some serious upgrades in yo-yo design.
How Organic Food Works
science.howstuffworks.com/environmental/green-science/organic-food.htm
Organic food promises freedom from synthetic ingredients. Find out what organic food is, how organic farming works, what the pros and cons are, and why you should care.
How Fingerprint Scanners Work
computer.howstuffworks.com/fingerprint-scanner.htm
Your fingerprints are not only unique; they're also very hard to fake and even harder to misplace. What better ID to use in a security system? Learn how fingerprint scanners know it's you.
How Smart Windows Work
home.howstuffworks.com/home-improvement/construction/green/smart-window.htm
With energy bills on the rise, homeowners are looking for new ways to use less power around the house. A cutting-edge window technology called the "smart window" allows consumers to fully or partially block light by turning a knob or pressing a button.
Is sleep that important?
health.howstuffworks.com/mental-health/sleep/basics/importance-of-sleep.htm
The importance of sleep is something you hear about often in health news, but is lots of sleep really necessary? Investigate the importance of sleep.
What to Do With Old Computers: 3 Responsible Options
computer.howstuffworks.com/discarded-old-computer.htm
After years of hard work and loyalty, some computers must finally retire. But since they can't take a pension and move to Florida, where do old computers end up?