Produced by Jasper Pickering More from Tech A triangle pointing right which indicates this type of ... it new rooftop running track, which sits 16 storeys above the city of London.

On average, white roofs most effectively reduced London's temperatures ... surfaces reflect it Heat and light are both different types of energy. Light energy can be converted into heat energy.

Pictures of a "suspiciously relaxed" fox sunbathing on a roof in London have become a trending moment on Twitter. The wily vulpine crept up a fire escape onto a rooftop near Finsbury Park on ...