Can smaller startups help broaden the attempt to unlock the secrets of fusion power?

A study examining the historic prices of fossil fuels and renewable technologies suggests coal, oil and gas might not actually be as cheap as common.

Digital technologies are providing even small mini-grid developers with the tools to act like the big guys.

Traditional lithium-ion batteries come with a whole host of issues, not least their expense. A Boston startup is looking to new materials for the next generation of batteries.

Last week, the European Parliament decided that certain natural gas and nuclear projects will be eligible to receive loans and subsidies earmarked for a transition away from fossil fuels. What are the implications of this decision?

There are many potential ways to store surplus renewable energy, but hydrogen is emerging as one of the most promising. New advances are making it cleaner and more practical.

Is it possible for heavily industrialized nations to create energy security with renewable power alone? Yes, it is! However, one of the most important factors in achieving this is efficient storage technologies.

Solar power is one of the best-known sources of renewable energy, but it is still only responsible for 3 percent of global electricity. What's keeping it back and how can it further develop?

Bob Dylan famously claimed "the answer is blowin' in the wind". Does the same apply for our growing energy and environmental crisis?