Carbon dioxide injected into a geothermal reservoir would be stored permanently by turning into rock.
Microsoft says the AI systems behind its new personal assistant will allow it to quickly become much smarter as more people use it.
A new battery design could lead to a cheap way to address the intermittency of solar and wind power.
It’s still early days for Google’s modular smartphone effort, but developers and enthusiasts are already thinking about the swappable components they may build.
The economics of combating climate change may depend on an underfunded technology.
Dropbox’s new photo app, Carousel, is smartly designed, but that won’t ensure success.
Because China relies so heavily on coal for power, electric vehicles aren’t necessarily an improvement over gasoline-powered cars.
Mobile news curation uses human editors and good design to improve the experience of reading the news on smartphones.
Big data and artificial intelligence are producing ultra-accurate forecasts that will make it feasible to integrate much more renewable energy into the grid.