Cow manure is an unlikely source of energy that has been used for centuries. Human waste is another surprising source of renewable energy that can be converted into biogas through anaerobic digestion.

The upshot is that clean-energy technologies account for the bulk of new energy investments, and that is the first step in ...

For decades, the search for a truly inexhaustible energy source has been more science fiction than policy plan. That is starting to change as scientists converge on two frontier candidates, fusion ...

Jack Caporal is the Research Director for The Motley Fool and Motley Fool Money. Jack leads efforts to identify and analyze trends shaping investing and personal financial decisions across the United ...

A new Policy Brief from The Heartland Institute offers a comprehensive evaluation of seven primary electricity generation sources: biomass, coal, hydropower, natural gas, nuclear, solar, and wind, and ...

Fossil fuels, including coal, oil, and natural gas, contribute to over 60% of the world's energy production and are the top greenhouse gas emitters. Air pollution and accidents from fossil fuel-based ...

It doesn’t take a lot of energy to dig up coal or pump oil from the ground. By contrast, most renewable sources of energy involve obtaining and refining resources, sophisticated manufacturing, and ...

Clean electricity from the sun and wind has expanded at record speed, but the next phase of decarbonization will be defined ...

In a world dominated by talk of solar panels, wind turbines, and nuclear reactors, some of the most fascinating breakthroughs in energy are happening in unexpected places. Scientists are experimenting ...

Clean-energy sources are set to grow at a faster pace than global energy demand by the end of the decade, becoming the largest source of energy in the mid-2030s, the International Energy Agency said.

Learn how energy taxes work, their types, impacts on government revenue, and their role in promoting energy conservation and reducing emissions.