IKEA will produce more energy than it consumes by 2020
It hopes to be 'climate positive' by 2030.
Three Mile Island's infamous nuclear plant shuts down after 45 years
It won't be free of radioactive material until 2078.
Walmart sues Tesla after solar panels catch fire at stores (updated)
It claims Tesla ignored basic safety precautions.
Tesla's relaunched solar power efforts include $50 panel rentals
You could save money without having to buy outright.
Cray is building a supercomputer to manage the US' nuclear stockpile
'El Capitan' can perform 1.5 quintillon calculations a second.
Tesla's Megapack is a battery built for the electrical grid
It promises clean energy storage on a grand scale.
UAE debuts the world's largest individual solar power project
Noor Abu Dhabi will produce nearly 1.2 gigawatts of electricity.
Washington votes to decarbonize its electricity grid
The state wants its power grid to be carbon neutral by 2045.
Renewable energy is on the rise, but so is demand for fossil fuels
Increasing renewables uptake is not enough to mitigate our appetite for gas and coal.