Architecture studio Open Architecture has completed the 50-metre-tall Sun Tower, which has a conical concrete form designed to follow the path of the sun, in Yantai, northeast China.

This plant-covered extension to a bungalow in Miami is supported by a spiral concrete core that matches the sun's path to provide maximum daylight.

So many homes today are hermetically sealed from their surroundings, much less the universe at large. Not so for New York architect Christian Wassmann's just-completed Sun Path House, a three-storey ...