When a chunk of the polar vortex dislodges from the North Pole, it can bring Chicago's coldest periods of weather on record, such as those recorded during the winters of 1977, 1989 and 2014.
The U.S. Fish and Wildlife Service plans to add the butterfly to the threatened species list by the end of next year following an extensive public comment period.
The Chicago man accused of fatally shooting 34-year-old Alexander Nesteruk in the Lincoln Park neighborhood had a “multi-paged plan to harm” someone else along with maps with X’s marking locations ...
By decoding the DNA of the beaked hazelnut (Corylus cornuta), a native plant that thrives in British Columbia, a team of multidisciplinary scientists is providing new insight into how ancestral ...