Truthy is a system to analyze and visualize the diffusion of information on Twitter. The Truthy system evaluates thousands of tweets an hour to identify new and emerging bursts of activity around memes of various flavors. The data and statistics provided by Truthy are designed to aid in the study of social epidemics: How do memes propagate through the Twittersphere? What causes a burst of popularity?

Last year City money made up 50.8% of all Conservative Party donations, a leap from 25% five years previously, when Cameron and Osborne took over the helm.

The City has donated a total of £42.76m since 2005. Last year City money accounted for £11.4m, compared with £2.75m when Cameron took over.