Service has returned to normal on four Metra commuter lines, after issues related to the extreme cold delayed several trains during the Tuesday morning rush, and a freight train hit a pedestrian along ...

CHICAGO (CBS) -- Monday's bitter temperatures could affect the way Chicagoans get around. Metra, Amtrak, and the CTA are monitoring the incoming frigid weather to try to prevent delays and ...

CHICAGO (CBS) — Thursday's extreme cold impacted the morning commute for many people in the Chicago area, as trains on five Metra lines and one CTA line came to a temporary halt because of breaks or ...

High above the North Pole, about 10 to 30 miles above Earth’s surface, sits a massive whirlpool of icy air known as the polar ...