Energy & Green Tech

Mining bitcoin uses more energy than Denmark: study

Extracting a dollar's worth of cryptocurrency such as bitcoin from the deep Web consumes three times more energy than digging up a dollar's worth of gold, researchers said Monday.

Computer Sciences

Large computer language models carry environmental, social risks

Computer engineers at the world's largest companies and universities are using machines to scan through tomes of written material. The goal? Teach these machines the gift of language. Do that, some even claim, and computers ...

Engineering

Heating and cooling that anticipates your needs

According to a recent survey, about half of Americans feel their office is either too hot or too cold. A number of factors play into this issue of thermal comfort, but the hardest factor to control for is the one we're most ...

Internet

Why false news snowballs on social media

The spread of misinformation on social media is a pressing societal problem that tech companies and policymakers continue to grapple with, yet those who study this issue still don't have a deep understanding of why and how ...

Business

Tesla holds 'Giga Fest' at disputed German factory

With a big wheel, music and an appearance by CEO Elon Musk, Tesla pulled out all the stops Saturday to win over opponents of the electric carmaker's controversial new "gigafactory" near Berlin.

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