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10 Innovations That Led to the Modern Bullet
science.howstuffworks.com/10-bullet-innovations.htm
Firearms get the historical spotlight, but what about the projectiles they hurl at insane speeds? Here are the innovations that gave rise to modern ammunition. Think of it as 10 rounds of ammo info.
How 4D Printing Works
science.howstuffworks.com/4d-printing.htm
Is 4D printing much different from 3-D printing? What if we told you some tech insiders are betting it has the potential to change industries from fashion to health care to defense?
10 Superhero Powers of the Animal Kingdom
animals.howstuffworks.com/animal-facts/10-animal-superpowers.htm
The animal kingdom is full of superheroes and superpowers. Read about 10 of the coolest superhero powers in the animal kingdom at HowStuffWorks.
How Breast Pumps Work
science.howstuffworks.com/innovation/everyday-innovations/breast-pump.htm
Breastfeeding is a healthy way to feed young children, but busy schedules and other factors may keep mom from being available when baby's hungry. Breast pumps can help bridge that gap.
5 Ideas for Doubling the World's Food Supply
With the world's population expanding and its arable land shrinking, how in the world are we going to have enough food to feed everyone? Here are five ways.
10 Remedies That Do Absolutely Nothing to Treat the Common Cold
Everyone has their own list of remedies for the common cold. Which remedies do absolutely nothing to treat the common cold?
How Building Permits Work
home.howstuffworks.com/home-improvement/construction/planning/building-permit.htm
Building permits are the way counties, towns and municipalities enforce their codes to ensure that all buildings meet minimum safety and structural standards. When do you need one, and what does the process of getting one entail?
10 Best Roofing Materials for Warmer Climates
home.howstuffworks.com/home-improvement/construction/green/10-best-roofing-materials.htm
The first real line of defense against the heat is a building's roof. And some materials are better than others -- especially in hot climates. See which ones are best at keeping the heat at bay.
10 Disadvantages of Biofuels
auto.howstuffworks.com/fuel-efficiency/biofuels/10-disadvantages-of-biofuels.htm
Biofuels are hot now, but integrating them into our fuel use habits could be costly. Read more about 10 disadvantages of biofuels.
How Cats Work
animals.howstuffworks.com/pets/cat.htm
Statistically speaking, cats are America's most popular pet. Check out this article and learn all about cats, cat anatomy, cat behavior and more.