“A Diagram exhibiting the difference of time between places shown and Washington.” Johnson’s New Illustrated Family Atlas of the World, A.J. Johnson, 1874. David Rumsey Map Collection.

Chances are you’ll probably love About-Time, the Venn Diagram clock. The yellow circle is the second hand, the blue circle is minute hand, and the red circle is the hour hand.

For each, the circle’s outermost point corresponds to the time. So if red is closest to the 2 o’clock position and blue is closest to the 10, then it’s 2:50.

Paychex, a leading payroll and HR services provider, introduces Smart Time time clocks for small businesses, targeting companies with up to 25 employees. The "plug-and-play" system was created in ...