Google: Mandela Is Year's Most-Searched Term
Nelson Mandela was the world's most searched for term on Google for 2013.
Searches for Mr Mandela were already high this year, but following his death on December 5 people all over the world used the search engine to find out more about the anti-apartheid leader and his legacy.
Deaths of celebrities featured highly on the Google Zeitgeist list of searches around the world.
Fast & Furious actor Paul Walker, who was killed in a car crash on November 30, was listed second, and Glee star Cory Monteith, who died on July 13 from an alcohol and heroin overdose, was the fourth most popular search.
The latest gadgets also featured prominently, reflecting the global importance of new technology, with Apple's iPhone 5s at three on the list, the Samsung Galaxy 4s at eight and the Sony PlayStation 4 at nine.
Moments of joy and great sorrow also gripped Google users around the world, with the birth of the royal baby the seventh most popular search and the Boston Marathon bombing the sixth most searched for item.
The secretive communist North Korean state also piqued interest, reaching number ten on the list.
A certain dance music video completed the top ten global searches - the Harlem Shake has been uploaded to YouTube in more than 1.7 million video versions, propelling it to number five on the global list.