CHATHAM, Ill. (AP) — A car smashed through a building Monday afternoon, killing four young people and injuring several others during an after-school program in a small city outside of Springfield, ...

Industrial real estate giant Prologis is planning a large data center development in Illinois. First reported by local news ...

CHICAGO (CBS) — A shuttered Chicago theater, a city office building, and a former canning factory in the suburbs are among the ten structures on the 2024 Landmarks Illinois list of the Most Endangered ...

SPRINGFIELD, Ill. — Due to a reported threat on March 12, authorities initiated a lockdown at the Illinois Capitol Building, prompting a police sweep of the premises. At 3:45 p.m., Secretary of State ...

SPRINGFIELD, Ill. — Authorities said Tuesday they believe a crash through an Illinois after-school building that killed three kids and one teenager wasn’t targeted. A car traveled through a field, ...

Illinois' new energy conservation code is mostly based on the 2021 IECC, which the U.S. Dept. of Energy has found can yield an average 9.38% site energy savings on average. Illinois implemented a ...