Thursday, 14 March 2019

Renewable energy won't make Bitcoin 'green,' but tweaking its mining mechanism might

The cryptocurrency Bitcoin is known for its energy footprint. Now, a researcher suggests that renewable hydropower production cannot supply the large quantities of energy needed to power machinery used to validate Bitcoin transactions.

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New electronic 'skin' could enable lightweight night-vision glasses

Engineers developed a technique to grow and peel ultrathin 'skins' of electronic material that could be used in applications such as...