NASA delays tightening James Webb Space Telescope sunshield to study power system

NASA personnel are spending the day studying the power subsystem of the massive James Webb Space Telescope to ensure the observatory is ready to execute a key procedure: tensioning its vast sunshield. The Webb space telescope, which launched on Dec. 25, is conducting a month-long deployment procedure necessary to prepare the telescope to gather data. … Read more

Cryptocurrencies: Ethereum delays emissions-slashing upgrade again

Ethereum is using almost as much electricity as Ecuador, according to a new analysis, and a long-awaited upgrade to slash its energy use has been delayed once again Technology 15 December 2021 By Matthew Sparkes A coal-fired power plant in Germany Hans Blossey/Alamy A long-awaited upgrade to the Ethereum network which developers promise will slash … Read more