Ancient Babylonians did math in base 60 instead of base 10. That’s why we have 60 seconds in a minute and 360 degrees in a circle. 2,520 is the smallest number that can be exactly divided by all the ...

Summer-a time when the urge to explore places familiar and new beckons to young and old alike. Although the sun sets late during the summer months, we inevitably find ourselves outside looking at ...