GRAND RAPIDS, Mich. — Remember the term polar vortex? We have heard about it and felt that bitter cold arctic air during plenty of West Michigan winters, but what is a vortex and how does it work?? We ...

Knots are not just for shoelaces and sailing lines. In the last decade, physicists have shown that swirling liquids can spontaneously tie themselves into intricate knots, and they are finally starting ...

A long, looping filament of plasma snapped over the sun's north pole, creating a 'polar vortex' that scientists can't explain. When you purchase through links on our site, we may earn an affiliate ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe. When you ...

New Year’s Eve is just around the corner when many folks set off fireworks to ring in the new year. The colors within the fireworks are determined by metallic elements emitting certain colors when ...

A century-old physics question had scientists and mathematicians in knots, until two researchers at the University of Chicago annihilated them. Dustin Kleckner, a postdoctoral scientist, and William ...