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Is hydrogen fuel dangerous?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/dangerous-hydrogen-fuel.htm
Hydrogen fuel is an attractive alternative fuel source. Learn about hydrogen fuel and the dangers of the element, including the Hindenburg disaster story.
Can wireless technology help fight crime?
electronics.howstuffworks.com/wireless-technology-fight-crime.htm
Cell phones and other wireless technology help fight crime by making authorities always reachable. Read what wireless technology can help fight crime.
How Hammerhead Sharks Work
animals.howstuffworks.com/fish/sharks/hammerhead-shark.htm
Hammerhead sharks are funny-looking and not very dangerous to humans. Why do hammerhead sharks have that odd head? Explore the world of hammerheads.
How Auroras Work
science.howstuffworks.com/nature/climate-weather/atmospheric/aurora.htm
An aurora is a light phenomenon caused by solar winds interacting with the Earth's magnetic field. Learn more about auroras.
What happened to the two other men on Paul Revere's ride?
history.howstuffworks.com/history-vs-myth/paul-revere-ride.htm
What happened to the two other men on Paul Revere's ride? Paul Revere wasn't alone. Find out what happened to the two other men on Paul Revere's ride.
Are Polar Bears Endangered?
science.howstuffworks.com/environmental/green-science/polar-bear-global-warming.htm
Polar bears and global warming are getting attention from conservationists and the general public. See why polar bears are threatened by global warming.
How to Start a Community Garden
home.howstuffworks.com/gardening/garden-design/community-garden.htm
A community garden might be the answer if you're strapped for green space. See how you can start a community garden even if you live in an apartment.
How E-mail Marketing Works
money.howstuffworks.com/email-marketing.htm
E-mail marketing is just a way to advertise that doesn't waste trees. Learn the basics of e-mail marketing, including what you can and can't do and why.
How Weather Alerts Work
computer.howstuffworks.com/e-mail-messaging/weather-alert.htm
Weather alerts are sent through many forms of communication whenever bad weather strikes. Learn how weather alerts work in this article from HowStuffWorks.
Who owns the oceans?
science.howstuffworks.com/environmental/earth/oceanography/international-water.htm
International water covers 71 percent of the Earth's surface and includes five oceans. Learn how international water is shared among all the nations.