US manufacturers do not produce enough solar panels to meet the nation’s demand, but industry investments and federal tax incentives have been making progress.
The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on its journey toward Earth?
Water-rich meteorites contain key ingredients for life, yet they barely appear in meteorite collections. Recent research using shooting stars may explain why.
To really compare different electricity sources, you also have to look at the roles they play in keeping the lights on and their drawbacks.
New research finds liquid air energy storage could be the lowest-cost option for ensuring a continuous power supply on a future grid dominated by carbon-free but intermittent sources of electricity.
With the Trump administration prioritizing fossil fuels, cities and states will have to lead the way on clean energy.
A survey of solar farms in southern England revealed surprisingly rich habitat for birds.
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