For as long as I can remember I've heard a loud noise just before falling asleep, not every night, but every few days. The noise is typically accompanied by a dream image.
15 Sorting Algorithms in 6 Minutes. With sound. Surprisingly fascinating. Even if you aren't a nerd like me.
While playing around with Google Translate I was reminded of this essay by Dutch writer Rudy Kousbroek.
Just how representative are all those social science studies based on a small sample of North-American or European undergraduate students?