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The President’s rally tonight in Nevada is expected to draw thousands, violating Nevada’s Covid-19 restrictions on gatherings of 50 or more people

• Analysis: What the most epic pardon tells us about Trump • Opinion: Trump tries to quash two hugely damaging stories • Analysis: Trump relishes his role as a divider as he vows to be ‘vicious’ CNN.com – RSS Channel – HP Hero

Mathematical tool helps calculate properties of quantum materials more quickly

Many quantum materials have been nearly impossible to simulate mathematically because the computing time required is too long. Now engineers have demonstrated a way to considerably reduce the computing time. This could accelerate the development of materials for energy-efficient IT technologies of the future. Latest Science News — ScienceDaily