Marina Litvinenko: The two chilling deaths of Russian nationals in Britain and the stories of the women they left behind

'They killed my MI6 husband and more will die if Putin isn't stopped': The two chilling deaths of Russian nationals in Britain and the stories of the women they left behind | UPDATED: 13:04 GMT, 16 December 2012 Marina Litvinenko is used to people comparing her life to a plot from a John le Carr novel.

Can your make-up harm your IQ? How 55per cent of lipstick contains traces of lead – and it could affect mental health

Can your make-up harm your IQ How 55per cent of lipstick contains traces of lead – and it could affect mental health | UPDATED: 16:16 GMT, 3 December 2012 A study involving 22 brands of lipstick found that 55per cent contained trace amounts of lead. Underwriters Laboratories revealed that 12 of the lip products sampled tested positive for the toxic substance with the highest levels at 3.22 parts per million. Commenting on the findings Dr Sean Palfrey, medical director for the Boston Lead Poisoning Prevention Program, warned that even low-level lead exposure poses a serious health risk and could affect mental health.

Its probably better to talk: How checking our phones 60 times a day is driving away friends

It’s probably better to talk: How checking our phones 60 times a day is driving away friendsMobile phones are eroding our personal relationships, according to a new studyScientists have compared constantly texting and checking phones to addictions like compulsive spending | UPDATED: 10:33 GMT, 1 December 2012 Compulsive: Constant texting is an addiction, experts say Young people's attachment to their mobile phones is eroding their personal relationships, according to a new study. The claims come after research revealed that young adults – in addition to sending over 100 texts – check their mobile up to 60 times a day