Flow-Launcher/Flow.Launcher.Plugin.Sys’s past year of commit activity ...

The snow-covered Peace Monument outside the Capitol on Feb. 12. (Jacquelyn Martin/AP) ...

FILE - A person walks along the shore of ice covered Lake Michigan, Feb. 13, 2025, in Chicago. (AP Photo/Kiichiro Sato) ...

Vortex streets occur in liquids as well as gases. As fluids move toward a cylinder that is sticking up into the prevailing flow, that flow will split around the cylinder. The edge of the fluid ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen there ...