Four billion phones ask one text file what time it is. One lecturer keeps it in his spare time. We counted the rest.

Margaret H. Hamilton, a profoundly influential computer scientist best known for leading the software engineering team at MIT’s Instrumentation Lab during NASA’s Apollo program, died at age 90.

In the village of Hamelin, the music never stops... and neither does the dancing. When wandering adventurers Jack and Jill discover a town lost in endless merrymaking, a defiant little girl leads…