Heptathlon consisting of the same events as the men's competition in a slightly different order, and the IAAF has begun keeping records for it, but the heptathlon remains the championship-level combined event for women. Nafissatou Thiam, representing Belgium, is the 2016 Olympic Gold Medallist and the 2017 World Champion. There is also a Tetradecathlon, which is a double heptathlon, consisting of 14 events, seven events per day. The heptathlon scoring system was devised by Dr Karl Ulbrich, a Viennese mathematician. The formulae are constructed so that, for each event, a designated "standard" performance (for example, approximately 1.82 m for the high
How the Earth Was Made television through History. For free-to-air viewers, season one also aired on ABC1 each Thursday at 11am from July 22, 2010. How the Earth Was Made How the Earth Was Made is a documentary television series produced by Pioneer Productions for the History channel. It began as a two-hour special exploring the geological history of Earth, airing on December 16, 2007. Focusing on different geologic features of the Earth, the series premiered on February 10, 2009, and the 13-episode first season concluded on May 5, 2009. The second season premiered on November 24, 2009, and concluded on March 2, 2010. "How