In German science, we have a special problem. We lose talented women at the time they get pregnant. Some of it occurs because they are encouraged - by their husbands, bosses and the government - to take long maternity leaves.

I had a happy childhood, with many stimulations and support from my parents who, in postwar times, when it was difficult to buy things, made children's books and toys for us. We had much freedom and were encouraged by our parents to do interesting things.

Humans are something very different from animals, and the numbers required to get cloning to work in animals are completely prohibitory with humans.

At the time I finished high school, I was determined to study biology, deeply convinced to eventually be a researcher.

We get more and more consultations like this. Women are becoming more independent. When their husbands retire, they realize they have 20 or 30 years of life ahead of them and they don't want to carry on as before.

When someone has a weight problem when they're pregnant, they will struggle before, during and after to lose weight.