Time is eternal, but methods of tracking it are not -- and so a Johns Hopkins University astronomer wants to replace the Gregorian calendar, with its leap years and floating dates and 15th-century ...

Some of the world's most advanced AI systems struggle to tell the time and work out dates on calendars, a study suggests. Some of the world’s most advanced AI systems struggle to tell the time and ...

The small district has changed its academic calendar to make space in the curriculum for spending more time to learn the culture and traditions of living off of the land and the water. Kids are ...