AT&T's smart streetlights can smooth traffic, detect gunshots
It's teaming with GE to install intelligent sensor nodes into existing lighting.
Satellite maps provide a new way to track deforestation
They show that some forest losses are more severe than others.
Arctic seed vault grows as defense against food crisis
The Svalbard Global Seed Vault is ready for doomsday.
British scientists film massive rift in Antarctic ice shelf
The crack could form an iceberg the size of Rhode Island within weeks or months.
Emails show new EPA chief is cozy with the fossil fuel industry
Scott Pruitt has often worked with the oil and gas firms he now regulates.
Tiny 'engine' turns natural gas into hydrogen
It could power a fuel-cell car while capturing CO2.
Hyundai chooses efficiency over range with its new Ioniq vehicles
The company is introducing three green cars in 2017.
Endless nuclear power can be found in the seas
A new technique makes it more feasible to extract trace uranium from the ocean.