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.
Tesla unveils its solar roof and Powerwall 2
The company wants you to harness the power of the sun.
ICYMI: The ESA's mission to Mars launches next week
Get your Jiffy Pop ready.
Part of Scotland will soon be powered by kites
The offshore kite farm is expected to generate 'several hundred megawatts' of power by 2025.
Solar road tiles get their first public test
Solar Roadways' sunlight-gathering tiles are finding their first use in an Idaho town.
A totally new energy source in slow moving rivers
Alternative energy sources are coming up water.
California energy standard could cut PC power use by a third
The state's Energy Commission wants dramatically more efficient home computers by 2019.