Google’s search for a superfast computer

Google wants ‘revolutionary new powerful quantum algorithms’ for operations including ranking search results, personal assistants, ad placement and spam filtering, says Jacob Aron

They could be the most powerful computers in the world — so perhaps it’s no surprise that the biggest internet company on the planet is testing one out.

Last year, Google purchased a quantum computer from D-Wave Systems, currently the only firm claiming to sell chips powered by exotic physics.