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How Israel's Iron Dome Defense System Works

science.howstuffworks.com/iron-dome-news.htm

Israel's Iron Dome defense system is capable of intercepting - and destroying - thousands of incoming rockets targeting civilian areas. Here's how the sophisticated system works.

Every Celtic Knot Holds Meaning Within Its Intricate Design

people.howstuffworks.com/culture-traditions/cultural-traditions/celtic-knot.htm

Have you ever noticed the intricate, interlacing patterns adorning ancient manuscripts, stonework or modern jewelry and wondered about their origin? These are different versions of the Celtic knot, a quintessential element of artistic expression that traces back to the ancient Celts.

The Conch Is an Endangered Sea Snail That Needs Your Help

animals.howstuffworks.com/endangered-species/conch.htm

Before collecting that conch shell, learn how over-harvesting for meat and souvenirs has endangered conch populations and what you can do to help their survival.

How Numbers Stations Work

people.howstuffworks.com/numbers-stations.htm

We may be living in the age of the Internet, but simple shortwave radio transmitters still play a part in the espionage game. The huge benefit: There's no trail.

¿Puedes identificar a estos comediantes mexicanos?

play.howstuffworks.com/quiz/puedes-identificar-a-estos-comediantes-mexicanos

¿Con que te encanta reír, eh? ¡Pues has llegado al lugar correcto! Si logras identificar a este grupo de talentosos comediantes mexicanos, ¡te convertirás en nuestro ídolo! ¿Aceptas el reto?

Could reversing global warming start an ice age?

science.howstuffworks.com/environmental/green-science/question780.htm

Reversing global warming is discussed in this article. Learn about reversing global warming.

Knowing is Half the Battle: The G.I. Joe Quiz

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The Real American Heroes have been battling Cobra on land, sea, and air (and in space!) since 1982. Find out how much you know about G.I. Joe in this action-packed quiz.

Does where you live determine how often you call in sick?

money.howstuffworks.com/call-in-sick.htm

Calling in sick is something some are more loath to do than others. Does geographic location affect who's calling in sick and who's toughing it out?

What is flash steaming?

recipes.howstuffworks.com/flash-steaming.htm

Flashing steaming is part of the tomato canning process. Check out how flash steaming works to peel your canned tomatoes.

How Anti-sleep Alarms Work

electronics.howstuffworks.com/gadgets/automotive/anti-sleep-alarm.htm

Anti-sleep alarms can help protect sleepy drivers from road accidents, but few people know what they are or how they work. Learn how anti-sleep alarms work here.

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