In addition to their own resiliency, living things and the cells they are made of are protected from excessive amounts of UV radiation by a chemical called ozone. A layer of ozone in the upper atmosphere absorbs UV radiation and prevents most of it from reaching the Earth.
Fire rips through Torch skyscraper in Dubai. Read more about sharing. A fire has swept through the Torch skyscraper in Dubai, one of the tallest residential buildings in the world. Strong winds helped the blaze to spread across the 336.1m (1,105ft) high building in the marina district. One eyewitness told the BBC there was debris flying everywhere, falling into neighbouring buildings.
Darkness: Thousands of buildings in the area to the centre right of this photo - taken from the London Eye - were without electricity last night. On the Strand: 5,000 homes and businesses were left without electricity last night after the underground fire (right) caused a huge power cut. Firefighters tend to the blaze: Judges were evacuated and thousands of workers fled their offices when a fierce fire broke out in central London.