Brainwashed

Mental illnesses are caused by chemical imbalances in the brain, right? Wrong, says Craig Newnes.

Would you like a nice slim bottom?

Well, you're going to have to work for it, says science editor Tim Radford, because all those quick-fix, anti-flab solutions out there don't work.

Mother of all miracles

Can a woman give birth - and then three months later give birth again? Scientifically, such a 'double pregnancy' is possible, but as Flavia D'Angelo's big day nears, the doubts are growing. Rory Carroll reports.

A very modern epidemic

ME, fibromyalgia, Gulf war syndrome... doctors are confused and bitterly divided by a tidal wave of illnesses that defy conventional treatment. Now new research is stirring up yet more controversy, reports Sarah Boseley.