Rachel Johnson, the Mail on Sunday columnist and sister of Tory ministers Boris and Jo Johnson, has joined the Lib Dems.
Sir Martin Sorrell, head of advertising giant WPP and Britain best-paid FTSE 100 CEO, has given himself a £22m pay cut.
The more crowded a subway train gets the more people buy stuff on their mobile phones.
Cambridge University is to appoint its first Professor of Innovation, funded by the man who invented the device that automatically switches off electric kettles.
Scientists have produced almost completely transparent mice.
Nobody has yet been able to make artificial salt. There is no salt equivalent of aspartame.