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Kutiman mixes YouTube: Israeli musician Ophir Kutiel creates new songs by mashing up user-uploaded YouTube instructional music videos.

French President Nicolas Sarkozy has offered Mexican President Felipe Calderón help with police training and technology to combat drug traffickers: "We would like to help México resolve this problem which causes so much distress such as insecurity." Sarkozy and Calderón also unveiled a plan to build a $550 million helicopter assembly plant in México.

Rihanna and Chris Brown are reportedly working on a duet with producer Polow Da Don.

The NBA's Boston Celtics have been ranked the most successful organization in American professional sports while the NFL's Detroit Lions were named the worst. The scores are based on stats like on-field performance, attendance figures and ticket sales.

A fish with a "human" face.

Check out a photo gallery of a real-life Malibu Dream House inspired by Barbie. The iconic doll celebrates its 50th anniversary this week.

Wolverine slices and dices his enemies in a trailer for X-Men Origins: Wolverine the video game, based on the forthcoming movie of the same name.