Young children should not watch any TV because it sets them up for obesity and poor academic performance at school, say experts.

Researchers want to hear from serial sex cheats and others with trouser-trouble, to deepen their understanding of what they call "hypersexuality".

The Morells' son on was the result of a mix-up at a fertility clinic in which another woman was implanted the couple's embryo.

An apparently healthy man has become the first person in the world to be prescribed a medicine based on an analysis of his genome.

Results from the pig-cell trial so far indicate improved control of blood-sugar levels and reduced need for insulin injections.

It is not a completely far-out scenario that the genetic sequence of all newborn babies may one day be collected by default, writes Dita De Boni.

Advanced DNA tests led police to solve the nine-year-old murder case of Marie Jamieson.

As negotiators are stalled in a deal to unite Cyprus, forensic experts are helping to bury the ghosts of a bloody conflict.

Professor Richard Faull has spent 35 years studying the human brain so he can help people affected by brain disorders including Parkinson's, Alzheimer's and Huntington's disease.

National belt-tightening could be of more benefit to a country's sense of wellbeing than soaring wealth levels, a study has found.

IVF clinics are using a radical male infertility treatment too often despite the long-term risks to the babies conceived, one of the technique's pioneers says.

The findings of a study released in Britain this week promise to send alarm bells ringing in the heads of parents everywhere, writes Dita De Boni.

Researchers at Columbia University found happier people were less likely to develop serious heart problems.

Egypt's most famous pharaoh, King Tutankhamun, was a frail boy who suffered from a cleft palate and club foot.

Eat your five-a-day, take exercise, avoid alcohol, sugar, stress... Obsessing about our well-being is dominating our lives - and it's bad for us.

The first, almost complete genome of an ancient human has revealed traits of a man living 4000 years ago.

Scientists have found that people who inherit two copies of a particular DNA variant show the biological signs of being about eight years "older" than people of the same age who carry neither genetic variant.

Millions of people who strive to keep fit by jogging, swimming or going to the gym are wasting their time, scientists say.