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What is the Difference Between Power and Energy?

Science | December 17, 2014

What is the Difference Between Power and Energy?

Energy is what makes change happen and can be transferred form one object to another. Power is the rate at which energy is transferred. It is not energy but is often confused with energy.

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How is Energy Measured? [Infographic]

Science | December 10, 2014

How is Energy Measured? [Infographic]

We measure energy in many different ways and for many different purposes. Quantities of energy given in one unit can always be converted to any other unit of energy. Here’s an infographic that illustrates the various units of energy.

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Is It Ethical to Colonize Mars?

Science | December 9, 2014 | 68 Comments

Is It Ethical to Colonize Mars?

In 2024, Mars One is planning to send four individuals on an one-way trip to live on Mars. Is it ethical to colonize Mars or other planets outside of our own?

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Climate Change: Beyond the Headlines

Science | December 3, 2014

Climate Change: Beyond the Headlines

Explore California’s drought, sea level rise, renewable energy and more at the touch of your finger tip! Clue into Climate is a new e-book series about the science behind climate change with interactive animations, infographics, videos and audio reports from KQED and its partners.

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Should We Fund Space Exploration?

Science | November 25, 2014 | 18 Comments

Should We Fund Space Exploration?

Human space travel has long been a subject of fascination and scientific inquiry. Should we fund space exploration, or would the money be better spent elsewhere?

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How Hydropower Dams Work [Interactive]

Science | November 17, 2014

How Hydropower Dams Work [Interactive]

Although hydropower has been in use for centuries, largely in the form of water wheels, hydroelectricity is a more recent phenomenon. Hydroelectricity is a type of hydropower and is created as moving water powers machines that produce electricity. Here’s an interactive explainer that shows you how it works.

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Should Soda Be Taxed?

Science | November 11, 2014 | 114 Comments

Should Soda Be Taxed?

Soda, while sweet and inexpensive, may not be worth drinking. Sugary drinks can have many negative health effects, including a 26% greater risk of type 2 diabetes for regular soda drinkers (one to two cans per day). Should soda and other sugary drinks be taxed for health reasons? Why or why not?

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Should Fracking Be Banned?

Science | October 28, 2014 | 98 Comments

Should Fracking Be Banned?

The November 2014 ballot contains an initiative to ban hydraulic fracturing for three counties in California. Hydraulic fracturing, otherwise known as “fracking,” is steeped in controversy, from the amount of water it uses to how and where that water is eventually disposed.

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Is Project-Based Learning the Way to Go?

Science | October 14, 2014 | 45 Comments

Is Project-Based Learning the Way to Go?

More than 5,000 schools nationwide have transitioned from traditional learning methods to project-based learning (PBL). Should all schools move in this direction and implement PBL in their science classes?

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How Do We Prioritize Protecting Species in the Face of Climate Change?

Science | October 1, 2014 | 61 Comments

How Do We Prioritize Protecting Species in the Face of Climate Change?

Plants and animals are responding to climate change in different ways, altering ecosystems all over the world. How do we balance protecting species with human interests in dealing with and adapting to climate change? What do we prioritize?

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