A 34-year-old man was stabbed on a CTA Red Line train overnight during an argument. He was taken to a hospital in serious condition. The offender got away and no one is in custody. CHICAGO - An ...

A man was stabbed on a CTA Red Line train along the Dan Ryan Expressway early Sunday morning. At 2:51 a.m., the 34-year-old man was on the Chicago Transit Authority train when he got into a quarrel ...

A disagreement over a fundamental physics concept reached a point where theory and equations were no longer enough. To settle the debate, one person chose to test the idea under real-world conditions ...