A critical blockade against some of nature’s coldest air has temporarily broken down—and much earlier in the year than normal. Disruptions in this circulation, known as the polar vortex, often push intensely cold air out of the Arctic toward lower latitudes. Experts still aren’t entirely sure how the current collapse will play out in our
In addition to a historic total solar eclipse, August also features one of the most spectacular meteor showers of the year. On the night of August 12 and into the early morning of August 13, astronomy enthusiasts in the northern hemisphere and parts of the southern hemisphere will be able to admire the Perseids during
