Amprius’s silicon-based batteries are starting to appear in electronics.
Low-cost materials could make storing hours of power from a wind farm economically feasible.
Smartphone battle moves from software to hardware with a crucial component to cut power consumption and allow faster data transmission.
Tesla’s profitable cars, cheap LEDs, half-price nuclear, and cheaper carbon capture are highlights of this year’s progress in clean energy.
Coal could be a source of cheap, nontoxic fluorescent nanoparticles useful for biomedicine.
A new kind of power adapter is barely bigger than a plug.
The reported acquisition by the Chinese company Hanergy is another sign lean times for Alta Devices, but it could ultimately help the technology.
Prototype batteries that dissolve safely in the body could power ingested devices.
Does humanity’s tightening grip on the fate of nature portend new sources of global conflict?