Search Results | HowStuffWorks

How Pizza Works

science.howstuffworks.com/innovation/edible-innovations/pizza.htm

People have strong opinions about pizza -- in terms of passion, it ranks right up there with politics and religion. How did this Italian peasant food become a diet staple?

How Plague Works

science.howstuffworks.com/life/cellular-microscopic/plague.htm

You may be familiar with the medieval "Black Plague," but did you know that bouts of plague still break out today? Find out what causes an outbreak, why plague still exists and how the plague has influenced history.

How Plasma Converters Work

science.howstuffworks.com/environmental/energy/plasma-converter.htm

Plasma converters generate electricity for our homes by burning trash. Learn about plasma converters and see pictures of plasma converters plants.

How Plasma Rockets Work

science.howstuffworks.com/plasma-rockets.htm

Imagine if we could get to Mars in 40 days instead of seven months! It could happen if we used plasma rockets, which travel at 34 miles per second. But how do we make this a reality?

How Plastics Work

science.howstuffworks.com/plastic.htm

Plastics can be found in a wide variety of products. They are everywhere. Find out how plastics are made and learn about uses for plastics.

How Poison Ivy Works

science.howstuffworks.com/life/botany/poison-ivy.htm

Poison ivy can be very difficult to spot, but there will be no mistaking it if you brush up against it. Learn about poison ivy and treating a poison ivy rash.

How Police Robots Work

science.howstuffworks.com/police-robot.htm

Police robots will soon be roaming the streets thanks to developments in technology. Learn about police robots and the new police robot R Bot 001.

How Pollen Works

science.howstuffworks.com/life/botany/pollen.htm

Pollen grains are, in essence, plant sperm. But how do the grains get where they need to go, and what's the advantage of trusting your genetic future to the winds?

How Polyphasic Sleep Works

science.howstuffworks.com/life/inside-the-mind/human-brain/polyphasic-sleep.htm

Polyphasic sleep consists of a bunch of naps throughout the day. Could you trade a continuous stretch for polyphasic sleep?

How Porta-Potties Work

science.howstuffworks.com/innovation/everyday-innovations/porta-potties.htm

Using a portable toilet at an outdoor concert or festival might be disgusting. But it sure beats going in a field! Now, imagine if your job were to clean out those suckers.