Yabba dabba doo ! Could these bulging, Flintstones-style towers be the future of eco-building ?

Ruggedly good-looking and greener than bricks and concrete, Petra Heights are made of three-metre slabs of rough rock. Could they herald a new stone age? Our writer fires up his Flintmobile There’s been a geological eruption on London’s Finchley Road. Great chunks of pink basalt and igneous (…)