Energy Production

The greatest need modern civilizations have is energy. Learn about oil, electricity and newer forms of energy like solar and wind power.

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Did you know that the sun shines more energy onto the Earth's surface than all of its inhabitants use in an entire year? Learn how to sell electricity back to the grid.

By Allison Wachtel

Wind farms are touted for their ability to capture a clean, renewable energy source. Is producing wind energy as beneficial as it seems, or are there any downsides?

By Lance Looper

Energy has been on everybody's minds lately, probably because our society is in a transition period, trying to move from polluting sources to cleaner ones.

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Coal dominates the power industry in the U.S., producing nearly half of all electricity consumed in the country.

By Rachel Cernansky, Planet Green

For most of the developed world, a flick of a switch brings the lights, television, computer, and dozens of other gadgets and appliances to life without question.

By David DeFranza, Planet Green

Shedding light on dark energy has been a bit of a challenge for today's astronomers. What dark energy actually is goes beyond our present scientific understanding.

By Talal Al-Khatib

The United States is the world's top producer of oil, but it still depends on foreign countries for millions of barrels, as well. Will there ever be a time when the U.S. is totally independent when it comes to oil production?

By Cherise Threewitt & Sarah Gleim

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Why can't we generate all the electricity we need from the wind? Learn more about generating energy from wind power.

By Michael Graham Richard, Planet Green

The cost of solar panels depends on how sunny it is where you live, how much you spend on electricity and what size PV system you need. Learn what factors into the cost of solar panels in this article.

By HowStuffWorks.com Contributors

The global oil supply can't meet the demand forever. Will the last drops of oil lead to widespread anarchy, the end of globalization and the relentless exploitation of previously protected drilling sites?

By Robert Lamb & Sascha Bos

Americans use a lot of gasoline -- hundreds of thousands of barrels each month, as a matter of fact. But did you ever wonder where all of that gas actually comes from?

By Jamie Page Deaton

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These pics will take you to the jungles of Sumatra, the Niger delta and points in between all in the name of oil. Get ready to learn about oil all around the globe.

By Rick Mayda

The outer continental shelf of the United States could hold a sizeable amount of oil. But is it enough to make a difference in the price of oil?

By Jennifer Horton

Nuclear power stands as one of humanity's greatest scientific achievements, as well as one of the greatest risks to its self-extermination. This collection of images highlights some of the main features of nuclear power.

By Rick Mayda

Scientists working with Foster's Brewing Company have made a fuel cell using bacteria and the brewery's waste water. They claim that their fuel cell generates non-polluting power as it cleanses the water. But is the "beer battery" simply a novelty?

By Jacob Silverman

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Where electricity is produced from a coal fired power station, how much coal is required to run a 100-watt light bulb 24 hours a day for one year?

You've probably never noticed how many of these you use everyday, but HowStuffWorks took the time to count them and take them apart to see what's inside!

By Marshall Brain

The Deepwater Horizon oil rig disaster has generated renewed interest in the way we search for oil. What methods do we use to find and extract this commodity from the Earth?

By Craig Freudenrich, Ph.D. & Jonathan Strickland

Despite the dangers, oil refineries are essential to society in its current form. Learn how crude oil is converted into everything from butane to gasoline.

By Craig Freudenrich, Ph.D.

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How can water cut through steel? A device called a waterjet uses extreme force to cut through all sorts of things.

Is it possible to generate electricity directly from heat? Thermocouples do it, with no moving parts.

Charcoal is carbon. Activated charcoal is charcoal that has been treated with oxygen to open up millions of tiny pores between the carbon atoms. What does this have to do with its absorbancy?

One way to store energy is to use a battery, but what other ways can we store energy? Learn about different ways to store energy at HowStuffWorks.

By Yara Simón

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Let's say you have a nice fire going, and it's reduced down to a pit of hot "glowing embers." If you now toss a piece of wood, or even a sheet of paper, onto this fire, you see a huge puff of smoke as it heats up.

An oscilloscope measures the voltage and frequency of an electric signal. A machine uses "sweeps" and and an input signal. See how it all comes together.