The New Orleans Saints' Super Bowl victory over the Indianapolis Colts has become the most-watched programme in US TV history. A record 106.5 million people watched the game, according to Nielsen media.
The US space shuttle has made its final night launch from the Kennedy Space Center in Florida. The US space agency (Nasa) plans just four further shuttle missions after this one - and all of them are planned to launch in daylight hours.
Buddhist monks pray at Wat Phra Dhammakaya on the outskirts of Bangkok, Thailand, in what organisers called the world's largest mass ordination ceremony, involving 100,000 males from across Thailand.
Snow storms continued in the US, with the east coast suffering the most extreme conditions.
Viktor Yanukovych gained a slender victory over Prime Minister Yulia Tymoshenko in the Ukrainian presidential elections. Tymoshenko's camp says it will challenge the result and wants a recount of votes in certain areas.
Hundreds of thousands of devotees gathered in the northern Indian town of Haridwar to take part in the three-month Hindu religious festival, the Kumbh Mela.
Hundreds of thousands of pro-government Iranians took part in a rally to mark the 31st anniversary of Iran's revolution. Ahead of the rally, Tehran residents said they had been unable to use e-mail and opposition websites had been more restricted.
Celebrations were held to mark 20 years since the release from prison of Nelson Mandela. In Cape Town, prominent figures took part in a commemorative walk at the jail where he spent the final months of his 27-year imprisonment.
One the UK's most influential fashion designers, Alexander McQueen, 40, was found dead at his London home.
Vancouver will welcome some 2,500 athletes to the 2010 Winter Olympics at Friday's opening ceremony. Financial worries and a lack of snow have hampered preparations, but the focus now switches to the competitors.
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