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What Is the Formula for Velocity?
science.howstuffworks.com/math-concepts/velocity-formula.htm
Many people get speed and velocity confused. It's no surprise because the terms are often used interchangeably. But they're not quite the same thing. So how do you find the velocity of an object?
What's the Difference Between Cleaning Vinegar and White Vinegar?
Both white vinegar and cleaning vinegar can be used to clean, but the two are definitely not interchangeable. So, what's the difference?
How to Subtract Fractions
science.howstuffworks.com/math-concepts/how-to-subtract-fractions.htm
The very idea of trying to subtract one fraction from another may send you into convulsions of fear, but don't worry - we'll show you how.
How does the Social Security system work?
money.howstuffworks.com/question385.htm
How does the Social Security system (in the U.S.) work? When I pay money into the system, where does my money go and where is my account kept (does some bank have the money in my account)?
What's the quickest way to cook pork chops?
recipes.howstuffworks.com/whats-the-quickest-way-to-cook-pork-chops.htm
Long known and loved as "the other white meat," pork is every bit as versatile as chicken. Pork chops, in particular, are delicious, healthy and easy to prepare in any number of ways. So what's the fastest way to take them from fridge to plate?
How Ozone Pollution Works
science.howstuffworks.com/environmental/green-science/ozone-pollution.htm
We want the ozone layer, but we don't want ozone pollution... Good in the atmosphere but bad on the ground? Find out about ozone pollution, how it affects you and what you can do about it.
How Solar Sail Technology Works
science.howstuffworks.com/solarsail.htm
What is a solar sail? How can you use sunlight to move a spacecraft in outer space? In this article, HowStuffWorks will show you how solar sail technology works, take an in-depth look at the Cosmos-1 mission and find out what solar-sails mean for future space travel.
How Food Preservation Works
science.howstuffworks.com/innovation/edible-innovations/food-preservation.htm
Because sustenance ensures our survival, food preservation is one of the oldest technologies developed by human beings. Find out what's being done to your food to make it last longer.
How Hydraulic Machines Work
science.howstuffworks.com/transport/engines-equipment/hydraulic.htm
Hydraulic machines do most of the heavy hauling and lifting on most construction projects. Learn about hydraulic machines and types of hydraulic machines.
How Weightlessness Works
science.howstuffworks.com/weightlessness.htm
As the International Space Station astronauts return to Earth after a three-month stay, learn about the effects of weightlessness on the body.