The colorful Northern Lights, or aurora borealis, appear when electrically charged particles from the sun interact with molecules in Earth's atmosphere. Northern Lights may appear unusually far ...

First proposed in the 1950s by University of Chicago physicist Eugene Parker, the solar wind is visible in the halo around the sun during an eclipse and sometimes when the particles hit the ...

In August, over a calm Michigan lake, Karl Duesterhaus, 34, of Chicago, was treated to an ... As the solar activity that causes the aurora borealis is expected to reach the peak of its 11-year ...

If you're unable to view the northern lights in person, an online live view is the next best (and considerably warmer) thing. The northern lights are a truly remarkable spectacle, with curtains of ...

Aurora borealis is one of the coolest astronomical events that we can see with the naked eye. It makes the sky glow beautiful colors, and auroras are just random enough to be exciting occurrences.

Amtrak's Borealis line, connecting Milwaukee to the Twin Cities and Chicago, has surpassed 100,000 passengers in its first five months. Amtrak's new, five-month-old Borealis line connecting the Twin ...