Educator Ruth Mork teaches kids about clocks — from sundials to cuckoo clocks to roosters. Ruth Mork introduces clocks of all kinds — sundials, candle clocks, hourglasses, cuckoos, even a rooster! She ...

The Discovery Center Museum in Rockford is teaching visitors how to make a sundial, an ancient tool used to tell time using the sun.

Most human children learn how to tell time around ages six and seven — but artificial intelligence still, apparently, can’t parse a clock face. Researchers from Scotland’s University of Edinburgh have ...