Japan axes its 'fast' nuclear reactor prototype
It was supposed to be relatively eco-friendly, but it's mostly a boondoggle.
Fusion reactor endurance record hints at our energy future
The South Korean reactor held an ideal state for longer than any of its rivals.
Google expects to run solely on renewable energy in 2017
All of its offices and data centers will run on purchased solar or wind power.
Solar beads can make some very cool lamps and flashlights
Here's what solar power may look like in the near future.
Scientists confirm twisty fusion device's odd magnetic fields
The world's biggest stellarator is operating as intended.
MIT's sensor network tracks your power-hungry appliances
The system monitors each device in your home based on the electricity it drains.
Tesla runs an entire island on solar power
Its grid on Ta'u shows that you can eliminate conventional energy... in the right situations.
NASA demonstrates EM Drive theory, but don't get too excited
The methodology behind a fuel-free 'impossible drive' is solid enough for a peer-reviewed paper.
Tesla makes its case for buying SolarCity
The two Musk-owned companies are forming an "end-to-end clean energy" solution.