Women using IVF are a third more likely to develop ovarian cancer, the biggest study of fertility treatment in the world has discovered.

A set of 47 human teeth found in China is giving scientists food for thought.

Cryonics: The preservation of animals and humans at ultra-cold temperatures is booming in the US, notwithstanding the $100,000 minimum price tag.

Pig organs could soon be transplanted into human patients after Harvard University scientists found a way to genetically modify pig DNA to be more compatible with humans.

It's been called the "Genghis Khan" of the ant world, and for good reason.

Deleting a gene could extend life by up to 60 per cent, say scientists.

Controversial findings by scientists suggest that some boys turn homosexual during childhood because of genetic changes triggered by their environment.

A team of researchers discovered the hog-nosed rat during a expedition in a remote and mountainous area of Indonesia two years ago.

A new study published this week challenges that notion and puts forth a theory that the 'high' feeling joggers experience can be known as a 'self-produced marijuana'.

A blood test that can screen an unborn child for all known genetic abnormalities is to be offered to pregnant women by a private British clinic from next week.

Babies are more active in the uterus when a pregnant mother lies on her left side than on her back, according to important new research.

The Herald's science writer Jamie Morton on this week's scientific breakthroughs.

24 per cent of New Zealanders have reported feeling tired on a daily basis in a Southern Cross Healthcare Group survey.

A man confined to a wheelchair is able to walk again after United States scientists reconnected his brain and legs.

Scientists at the University of Western Australia have published research that suggests men can successfully judge a woman's character simply by looking at one small photograph of her....

Not one student at Gloriavale school has gone beyond Year 11 in the past three years sparking fresh calls for an investigation.

Grumpy teenagers who don't want to get out of bed have had their complaints vindicated by scientists who analysed 30 years of sleep science.

When the midwife handed me my newborn son, my first thought was that this hideous homunculus could surely not be mine. He was bald and jaundice-yellow, his little features squashed into an expression of profound dismay at finding himself in the world.

In vitro fertilisation cycles using thawed frozen embryos have been shown to be just as successful as fresh ones in a report today.

Frequent Facebook use could be making us less happy with our bodies, according to a new study drawn from the views of thousands of Kiwis.

With Herald science writer Jamie Morton @jamienzherald.

A vaguely disconcerting app from researchers at the University of Cambridge can guess how old you are, how smart you are and who you like to sleep with.

A breakfast treat once thought to be bad for your health has now been shown be part of a healthy, well-balanced diet.

The 'love hormone' shows promise as a tool for treating children with autism, says a United States scientist visiting the country.

Our understanding of what causes obesity in Kiwis could change dramatically with a new million-dollar study drawing on the latest DNA technology.

Obese people may have brains that are hard-wired to find food irresistible, a study has found.

In the first trial of its kind, researchers discovered that modest exercise in middle age has an anti-ageing effect on the body's cells which could extend life expectancy.

It's one of the longest-standing mysteries surrounding our nation's cultural heritage - where exactly did our first settlers arrive from and how many stepped ashore?

Being neurotic can mean constant worry - but amid all of that gloom lies some pretty powerful bursts of creativity.