Deadly winter blizzard leaves US in pre-Christmas deep freeze

A fearsome winter storm that pummelled the United States with blinding snow and powerful Arctic winds left over half a million customers without power Saturday as thousands of cancelled flights stranded travelers making last-minute ...

A full-spectrum Mars simulation in a box

There are many reasons why Mars excels at destroying expensive equipment. For one thing, its entire surface is made of partially-magnetized dust. For another, Mars possesses just enough atmosphere so that the dust floats ...

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