Climate change is one of President Obama's signature issues. But how has he fared over his seven years in office?
Canadian startup pursuing an advanced molten-salt nuclear reactor gets significant outside backing.
North Korea probably didn’t detonate the kind of weapon it claimed this week. But that doesn’t mean the regime is failing to achieve its nuclear ambitions.
Climate change agreements rest on negative emissions technologies that may be unachievable.
A roundup of the best stories on energy from other sites, collected by Richard Martin, MIT Technology Review’s senior editor for energy.
Researchers say they’ve overcome an obstacle to making highly efficient solar devices by combining silicon with a new material.
Nevada’s reversal of net metering fees for solar owners marks a dramatic turn in the fight over solar policies.
Peer-to-peer energy trading is cropping up in several markets, including the United States.
With the extension of the investment tax credit, previously set to expire at the end of 2016, solar developers get renewed incentives.
Like 1973, the year 2015 marked a decisive shift in the world’s energy economy.