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The number of American workers who quit their jobs during the pandemic—over a fifth of the workforce—may constitute one of the largest American labor movements in recent history. Workers demanded higher pay and better conditions, spurred…

Lithium Batteries are the most effective known batteries, which can benefit more extended periods. These lithium batteries have lithium ingredients or metal as an anode. The energy-providing capacities of such batteries are based on the use…

The Big Picture features technology through the lens of photographers.Every month, IEEE Spectrum selects the most stunning technology images recently captured by photographers around the world. We choose images that…