Energy & Green Tech

Chilled electricity

It should be possible to generate electricity and refrigerate simultaneously using low-grade waste heat from industry, according to research published in Progress in Industrial Ecology, An International Journal. The key is ...

Consumer & Gadgets

'Crowdworking' provides the humans who train artificial intelligence

Eager to make extra money on the side, Washington, D.C., resident Paula Alves Silva turned to a gig emblematic of the digital age: She recorded sentences read aloud in the comfort of her home to help train artificial intelligence ...