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.
The Twin Towers fell on Tuesday September 11th, 2001. At 8:46 a.m., American Airlines flight 11 crashed into the World Trade Center's North Tower, followed by UA flight 175 that hit the South Tower at 9:03 a.m. The south tower (2 WTC) fell at approximately 9:59 a.m., after it had burned for 56 minutes. The North tower (1 WTC) collapsed at 10:28 a.m., after it had burned for approximately 102 minutes. The Twin Towers fell on Tuesday September 11th, 2001.   At 8:46 a.m., American Airlines flight 11 crashed into the World Trade Center's North Tower, followed by UA flight 175 that hit the South Tower at 9:03 a.m.