ComEd chose one lucky person to flip the switch. The event, hosted by ComEd and the Chicago Park District, starts at 11:30 a.m.

Many signs will find joy and comfort in shared connections and simple pleasures today, while others may face emotional ...

Do animals have siblings, aunties, or cousins? Can they survive without any family at all? Female gazelles, like this ...

Chimpanzees combine hoots, calls and grunts to convey far more concepts than with single sounds alone. It may be a first among nonhuman animals.