Energy

Cost-effective solar panels

Here are the most important factors you need to determine how cost-effective are solar panels for your house.

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Solar power in Africa

Despite the pricing and quality challenges, more people in Malawi are embracing the sustainable and cleaner way of lighting and powering their appliances with solar energy.

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Calculate rooftop solar panels payback period

With the following guide, determine what the payback period would be on a rooftop solar system for your household.

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Why are solar panels expensive

When comparing the United States with other high-income countries we notice considerable differences in...The United States has the most expensive...

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Solar energy incentives and rebates

Financial incentives and rebates for solar power will help you cut the high upfront installation cost of a solar system.

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Should I get solar system

If you are considering switching to solar energy, you may have wondered: is it best to get solar panels now or wait until prices drop further? The answer is...

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How well do solar panels work in the winter

One might think that solar panels would generate the most electricity in a hot, sunny climate. But a closer look at how solar panels actually work quickly dispels this notion.

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How Many Solar Panels Do I Need?

Calculating how many solar panels are necessary to get 1000 kWh per month depends on many different factors. Here's our estimate based on standard conditions...

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The life-changing moment when solar energy will replace fossil fuels may be closer than we think.

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Effect of temperature on solar panel efficiency

Most of us would assume that stronger and hotter the sun is, the more electricity our solar panels will produce. But that’s not the case, because...

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