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Eve Gene: Do We All Descend From a Common Female Ancestor?
science.howstuffworks.com/life/evolution/female-ancestor.htm
A common female ancestor could be what all humans can trace their lineage to. Learn more about the common female ancestor and Mitochondrial Eve.
The History of First Aid in the Army
health.howstuffworks.com/medicine/army-medicine/history-of-first-aid-in-the-army.htm
The history of first aid in the Army is full of amazing moments. Visit Discovery Fit & Health to learn all about the history of first aid in the Army.
How Wages Work
money.howstuffworks.com/wage.htm
Wages are much more than a paycheck. Learn about wages, the Fair Labor Standards Act, types of pay, the minimum wage debate, payroll taxes and what FICA is.
How Drone Strikes Work
science.howstuffworks.com/drone-strikes.htm
We know how drone strikes are supposed to work: After careful monitoring, the bad guy is targeted and taken out. The reality is often much hazier - and deadlier.
What Are 'Low-yield' Nuclear Weapons?
science.howstuffworks.com/what-is-low-yield-nuclear-weapon.htm
The Trump administration wants to develop a new generation of low-yield nuclear weapons that could be used without launching an all-out nuclear war.
Scientists Solve the Weird Physics of How Bats Land Upside Down
animals.howstuffworks.com/mammals/how-bats-land-upside-down.htm
How do bats land upside down? A new study solves the physics. Learn more in this HowStuffWorks Now article.
10 Critical Pieces of Motorcycle Body Armor
What are the most important kinds of motorcycle body armor? Read about 10 critical pieces of motorcycle body armor at HowStuffWorks.
What's HVAC? Heating and Cooling System Basics
home.howstuffworks.com/home-improvement/heating-and-cooling/heating-and-cooling-system-basics-ga.htm
Heating systems keep our homes warm during the winter, and air conditioning keeps us cool in summer. But do you know how HVAC systems work?
How Grenades Work
science.howstuffworks.com/grenade.htm
Grenades are a devastatingly effective weapon on the battlefield. Find out what happens when a soldier pulls the pin and tosses one of these miniature bombs at the enemy.
How Oscillating Sprinklers Work
home.howstuffworks.com/sprinkler.htm
Every year, there comes a time to pull out the oscillating sprinklers. Ever wonder just what makes an oscillating sprinkler oscillate? Find out!