Summaries of ethnographic journals said something fundamentally different than the journals themselves.

Could Earth's population be slowly but surely shrinking over the long term?

There is a hard limit to how many people this planet can support, but we may never actually reach it. If we do, we could be quickly cut down to size.

According to some researchers, "hey baby, that's a nice... uh... belly button you got there?" is the hot new pickup line we should be considering.

Sometimes you only know the impact of something when it's gone. Does that apply to humans as well?