From NPR on our forgotten childhoods, and why memories fade. “Scientists have known about childhood amnesia for more than a century. But it’s only in the past decade that they have begun to figure out when childhood memories start to fade, which early memories are most likely to survive, and how we create a complete autobiography without direct memories of our earliest years.” And while we’re on the topic, why do we mostly remember the bad stuff?

+ Narratively: My Childhood in an Apocalyptic Cult.