Whitney Houston and " Gangnam style " masters of the web in 2012

Whitney Houston Hurricane Sandy, dance "Gangnam style", Google on Wednesday unveiled the trends that have dominated the year 2012, measured by the most popular searches on its search engine.

The sudden death of the singer in February triggered a wave of unparalleled research that make it the number one on the list disclosed by the report "Google Zeitgeist 2012" .

Then the tube South Korean "Gangnam style" that made the pop star Psy ultra famous in few time. Psy has even climbed to the top spot on Google searches in many countries, and clip posted on YouTube was the most watched video of all time on this platform.

"Dance Psy in Gangnam + style + caused a storm in the world," says the vice-president of Google Amit Singhal in a blog.

This is another storm, Hurricane Sandy, who swept the canvas to place third position of the most sought after. Sandy in October devastated parts of the Caribbean, Haiti and the U.S. Northeast.

At the global level, then come the new tablet from Apple iPad 3 and the video game Diablo 3.

The wife of Prince William of England Kate Middleton, whose pregnancy has come to light at the end of the year, managed to climb into the top 10 rankings of Google, which brings together 838 categories in 55 countries.

The radius sports, London Olympics, Austrian Felix Baumgartner, who crossed the sound barrier in October parachuting and American basketball player Jeremy Lin were the most popular searches on Google.