For most of human history, there was no such thing as private property.
Communal living is hardly a departure from tradition—it's a return to how humans have been making their homes for thousands of years.
Fears of civilization-wide idleness are based too much on the downsides of being unemployed in a society premised on the concept of employment.
Car alarms don't deter criminals, and they're a public nuisance. Why are they still so common?
Adam Smith said that quid-pro-quo exchange systems preceded economies based on currency, but there’s no evidence that he was right.
For some women, the psychological toll of childbirth leads to a form of PTSD—distinct from postpartum depression—that follows them into new motherhood.
The personality test isn't perfect, but it plays to people's desire to understand themselves and others.
Soldiers returning home from duty often experience vivid dreams, night sweats, and other symptoms commonly classified as PTSD, but some argue that a newly named condition—trauma-associated sleep disorder—may be more accurate.
Sleep disorders put some workers out of sync with traditional schedules and are estimated to cost employers $2,000 per employee in lost productivity every year.
The manufacturers of the world's handpans don't want to turn to mass production. The result: Super-long waiting lists to get one of these rare steel orbs.