Up here, above the equator, December boasts the longest nights of the year. So, it makes sense that Christmas, Hanukkah, Kwanzaa and more, have evolved as festivals of light. Colorful candles, the ...

It’s late, you have tons of work to do (whether it’s catching up on emails or studying for your next exam) and you know your productivity will plummet the minute you sit down on your couch at home.