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A Helium Shortage! What If We Ran Out of Helium?
science.howstuffworks.com/science-vs-myth/what-if/what-if-we-ran-out-helium.htm
A helium shortage threatens more than just the balloon industry. Way more. Here's what at stake should we run out of this gas - which is a real possibility.
Even the Smartest Mathematicians Can't Solve the Collatz Conjecture
science.howstuffworks.com/math-concepts/collatz-conjecture.htm
The Collatz conjecture can be worked on by 9-year-old math whizzes, but it's flummoxed some of the greatest minds of the past century. Will it ever be solved?
Moissanite vs. Diamond: Which Is the Best Engagement Ring?
science.howstuffworks.com/environmental/earth/geology/moissanite-vs-diamond.htm
What's the difference between moissanite and diamonds? And which of these brilliant stones wins out when it comes to the engagement ring competition?
After the Attack on Salman Rushdie: What a Fatwa Is — and Isn't
people.howstuffworks.com/fatwa-news.htm
The recent attack on author Salman Rushdie led many to conclude that it was the result of the fatwa issued against him in 1989 by the Ayatollah Ruhollah Khomeini. But what exactly is a fatwa?
How to Tarnish Copper
home.howstuffworks.com/home-decor/decorating-styles-techniques/how-to-tarnish-copper.htm
Did you ever wonder how to tarnish copper to give a copper urn an antique look? This article shows you how to tarnish copper.
How Cave Dwellers Work
history.howstuffworks.com/historical-figures/cave-dweller.htm
Cave dwellers are stereotyped as heavy-browed and dim-witted. But who are the real cave people? Read about cave dwellers and their subterranean lives.
Kinkajou
animals.howstuffworks.com/mammals/kinkajou.htm
The Kinkajou is also known as the Honey Bear. Learn more facts here at HowStuffWorks.
How to Prevent Sexually Transmitted Diseases
health.howstuffworks.com/wellness/preventive-care/how-to-prevent-sexually-transmitted-diseases.htm
Preventing sexually transmitted diseases is simply a matter of being prepared and using your head. Learn how to treat and prevent various STDs.
Are omega fatty acids important in dog food?
animals.howstuffworks.com/pets/omega-fatty-acids-dog-food.htm
Are omega fatty acids important in dog food? Find out if omega fatty acids are important in dog food.
10 Allergy Myths
health.howstuffworks.com/diseases-conditions/allergies/allergy-basics/10-allergy-myths.htm
There are plenty of allergy myths that can be confusing and erroneous. Take a look at 10 of the most common allergy myths and get the facts.