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18 Public Speaking Tips
money.howstuffworks.com/18-tips-for-public-speaking.htm
Need some public speaking tips to help you get through that presentation (or wedding toast)? Read our 18 public speaking tips to learn how to prepare.
Can I convert my car to run on water?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/water-fuel.htm
Water for fuel in lieu of oil is a breakthrough technology -- we might break our addiction to oil. Read more about the promise of water for fuel.
How Surround Sound Works
electronics.howstuffworks.com/surround-sound.htm
Learn about surround sound technology, get buying tips, read sound system reviews and compare prices and features on popular system models.
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 DVDs Work
electronics.howstuffworks.com/dvd.htm
Learn about DVD technology, DVD storage and DVD features. Explore how DVDs work.
Six of Cups Tarot Card Meaning: Upright, Reversed & Symbolism
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/six-of-cups.htm
Discover the hidden meanings behind the Six of Cups tarot card. Is it a sign of nostalgia, new beginnings, or something more! Uncover what this card reveals about your past, present, and future.
How the Antikythera Mechanism Worked
science.howstuffworks.com/antikythera-mechanism.htm
Could an ancient, shoebox-size geared device change the way we think about technology's history?
What is Google Wallet?
electronics.howstuffworks.com/google-wallet.htm
Google Wallet aims to make purchasing electronic. Find out the technologies behind Google Wallet and what Google Wallet can do.
How Bluetooth Surveillance Works
electronics.howstuffworks.com/bluetooth-surveillance.htm
Bluetooth surveillance uses the popular wireless technology found in mobile devices to track people's movements. Learn about Bluetooth surveillance.
What would nuclear winter be like?
science.howstuffworks.com/nuclear-winter.htm
If the sight of a mushroom cloud burning above the horizon suggests that the nuclear weapon-equipped world might end with a bang, then nuclear winter presents the notion that post-World War III humanity might very well die with a whimper.