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More Or Less checks out research published last month which claimed to show that e-cigarettes harm your chances of quitting smoking. The paper got coverage world-wide but it has been described as 'grossly misleading' and 'not scientific'. What is wrong with the paper and should it have been published in the first place?

ÃÛÑ¿´«Ã½ Trending reports on a video showing an assassination in Mexico, which has shocked many in the country, because it shows armed police running away from the scene just beforehand. Why did the police run away? And will the video change anything?
Mukul Devichand also finds out about the man accused of being a ‘rape advocate’. A petition to ban Roosh V from Australia received more than 100,000 signatures. But who is he and why is he so controversial?

In the Why Factor Mike Williams explains why water is exceptional. Water is the only molecule in the natural world which expands when it freezes. It is also the cornerstone of all of life on this planet, and maybe others, and it is part of the myths and rituals of civilisations all over the world.

(Photo: Man smoking e-cigarette. Credit: Dan Kitwood/Getty Images)