In a curious historical twist, the “Twelve days of Christmas” are actually the days of revelry that followed the 25th. The ...

Sorting algorithms are a common exercise for new programmers, and for good reason: they introduce many programming ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

December 24, 2025 • The fight over the soul of higher education is very alive right now, with the Trump administration engaged in dozens of investigations and multiple lawsuits against colleges and ...

Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.