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NASA’s Artemis II wet dress rehearsal set for February 19

NASA has set its sights on February 19 for the second wet dress rehearsal of the Artemis II mission, an essential step before launching the Space Launch System (SLS) rocket. According to NASA’s ...

Plasma rotation simulations could help fusion reactors survive decades of use

Scientists have long seen a puzzling pattern in tokamaks, the doughnut-shaped machines that could one day reliably generate electricity from fusing atoms. When plasma particles escape the core of the ...