When archaeologists dig in the dirt in a downtown Phoenix development site, they know that chances are, they will find something. But they don’t always know exactly what the earth will yield. So it ...

Domestic burning of wood and dung fuels in Neolithic homes would have exceeded modern internationally-agreed standards for indoor air quality, exposing inhabitants to unsafe levels of particulates.

A new home is going up near the Mississippi River bluff, but unlike many upscale homes near the river, this one won’t have a three-car garage or a pool and patio. The re-created prehistoric home ...