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How Tessellations Work
science.howstuffworks.com/math-concepts/tessellations.htm
Mathematics achieves the sublime. Sometimes, as with tessellations, it rises to art. In their simplest form, tessellations consist of a single shape that repeats over a two-dimensional plane without any gaps. Why was M.C. Escher so fixated on them?
How Itemized Deductions Work
money.howstuffworks.com/personal-finance/personal-income-taxes/itemized-deductions.htm
When you're doing your taxes, it's nice to see all the deductions. Learn how itemized deductions work at HowStuffWorks.
How Nonresident Taxes Work
money.howstuffworks.com/personal-finance/personal-income-taxes/nonresident-taxes.htm
Nonresident aliens must file federal income tax forms, but with their own special exemptions. Learn more about nonresident taxes at HowStuffWorks.
How Carnivore Worked
computer.howstuffworks.com/carnivore.htm
The FBI's Carnivore can tap into networks to intercept anything done on the Net. Find out what's involved in Web eavesdropping.
How Emergency Notifications Work
computer.howstuffworks.com/e-mail-messaging/how-emergency-notifications-work.htm
Emergency notifications provide instant alerts. Find out how they work.
Understanding Bingo Basics
entertainment.howstuffworks.com/leisure/traditional-games/understanding-bingo-basics-ga.htm
Bingo, in some form, has been around almost 500 years. Find out how it got its start and how it's grown in recent years.
10 Common Nightmares
health.howstuffworks.com/mental-health/sleep/dreams/10-common-nightmares.htm
Although unpleasant, nightmares are essential to our dreams. They aren't as straightforward as they seem, but there are several common nightmares most of us experience.
Magnesium Glycinate vs. Citrate Vitamin Supplements
Magnesium glycinate and magnesium citrate are two similar sounding but distinct chemical compounds that can have differing effects on the human body when consumed orally. Both may also be effective at treating magnesium deficiency.
5 Common Causes of Wildfires
science.howstuffworks.com/nature/natural-disasters/5-ways-wildfires-start.htm
Human activities (such as leaving a campfire unattended, discarding lit cigarettes, debris burning and intentional arson) are among the top causes of wildfires.
10 Wacky Birthday Superstitions
people.howstuffworks.com/10-wacky-birthday-superstitions.htm
Make a wish as you blow out your birthday candles, and it might just come true. Learn 10 more wacky birthday superstitions at HowStuffWorks.