Readers of 'Belle de Jour' often thought I was cold I think part of that is a scientific detachment that came through in my writing, which was influenced by my scientific education. When I was anonymous [writing her "Diary of a London Call Girl" blog] people identified this trait and made the accusation that I must be a man. But I also heard from lots of sex workers who said, "This is true to my experience."

It's easy enough to make a jacket water-resistant. But what about a shoe, a hearing aid or even a paper tissue? Hal Hodson meets the researchers taking waterproofing into the future

Nurses can pursue a medical specialism by enrolling on a flexible postgraduate course, writes Russ Thorne

How to fool the children of the revolution

Maggie Aderin-Pocock is the BBC's new face of space – and she's come a long way from a council estate. She tells Steve Connor why inner-city kids should build a hi-tech economy

I arrived back in Blighty this morning to find the wires full of the news that my boss at Dartmouth College, Dr Jim Yong Kim, whom I know pretty well, had been nominated by President Obama to replace Robert Zoellick as president of the World Bank.

Professor Sherwood Rowland was one of the scientists responsible for raising awareness of the damage being caused to the earth's ozone layer by a group of chemicals known as chlorofluorocarbons (CFCs). His work in the field, which began in the 1970s, has led to a worldwide phasing out of these substances and the gradual, natural repairing of the hole in the ozone layer.

Low tuition fees and the quality of student life mean there's never been a better time for postgraduate study in Holland

Radboud University, Nijmegen

The address was a side street in central Athens, behind the Cathedral. It felt like a special day – I had put on a nice dress, and my husband brought along his camera. After many years of involvement with Greece, this should have been the culmination of a love story. As a student, I had done anthropological research in the Peloponnese and later, I met my Greek husband in Russia. Now, in 2004, having moved to Athens three years earlier, we were bringing up our two daughters in their father's country and sending them to Greek school.

Helena Pozniak discusses the routes to studying for a postgraduate degree

German police were last night calling on the former world champion boxer David Haye to hand himself in for questioning after he left the country following a punch-up with a rival fighter at a press conference.

Ukrainian faces 10th defence of his heavyweight crown against Britain's Chisora but these days his mind is more on fighting for democracy in his homeland