A new solar power system is easy to add to a roof, and performs its own safety checks.
China may put a stop to growing carbon dioxide emissions earlier than expected, but how quickly they start coming down is also important.
A big investment in data-driven city management starts to pay off.
Coupled computer models will help officials know what to do as intense storms approach.
A startup has started selling a battery that helps solar and wind power operate in remote locations.
The effects of atmospheric carbon linger for centuries, so historical emissions totals are relevant context for the global climate policy debate.
The ebb and flow of geolocated Twitter activity is a “social microscope” that reveals the heartbeat of a city, say complexity scientists.
The digital chatter of smart meters could soon replace human communications on the GSM mobile phone network, say network engineers.
Latest synthesis report from U.N. panel says we’ve already emitted half the permissible greenhouse gases if we wish to avoid the worst.
A startup that might have a record-breaking solar cell is in danger of going out of business.