As we creep up on Valentine’s Day (yes, still a couple of weeks away–don’t panic), we found ourselves writing about subjects having nothing whatsoever to do with love. Instead, it was a week about crimes, population, medicine, and lichens. Oh my.
Rose Eveleth discusses what makes a copycat crime, and why defining that term matters.
I ponder the problem with overpopulation and wonder aloud whether we can address it two by two.
Helen Fields scrapes away at the mystery of city lichens in a two-part series (part 1, part 2) that will have you peering closely at urban tree trunks.
And Jessa Gamble considers the fourth dimension…in medicine. Will circadian rhythms ever be taken seriously in medical treatment? When?