In the eras before air-conditioning, southern China's skywells played a key role in keeping people's homes cool. Could they do it again today? Skip to content. Watch Live. Home. News. Sport ...

A couple who have volunteered in numerous excavations over the years found a "highly revered" ancient artifact at a fort in Northumberland, near Hadrian's Wall, in England.

"They are airy, cool and well-shaded," says 40-year-old Ru. From 2014 to 2021, Ru lived in a century-old timber-framed home in the village of Guanlu in eastern China's Anhui province.