Polar vortex will bring frigid air back to many states after weekend storm
After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people ...
Very cold weather is coming. US about to get 10th and chilliest polar vortex this winter
The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar ...
Dance of magnetism and light: Study finds nonreciprocal second harmonic generation disappears in 2D material
A research group recently discovered the disappearance of nonreciprocal second harmonic generation (SHG) in MnPSe₃ when ...