Invited speakers at this year's TED include a voting system designer, a women's rights activist, a green chef and a physicist who runs a lab that aims to allow anyone to make almost anything.

BBC: 'Virtual human' Milo comes out to play at TED in Oxford

Also competing will be weather presenter Sian Lloyd, model Catalina Guirado, chef Antony Worrall Thompson, ex-soccer star John Fashanu and Changing Rooms designer Linda Barker.

BBC: Geldof drops Celebrity lawsuit

Kohl's lately has been busy launching women's fashions from designer Vera Wang, shoes from skateboarder Tony Hawk and kitchenware from celebrity chef Bobby Flay.

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