Spot the pigeon - that's the aim of a survey that will harness "citizen science" to grasp whether our colourful kereru is becoming rarer or more common.

Photographer ties animal's shocking appearance to climate change.

Caffeine has become an obsession and an entire industry is dedicated to making caffeine-ingesting more efficient. But these new products are harming our health.

What linguists call prosody describes the variations in timing, pitch and stress patterns in speech that help people convey meaning and emotion.

Numerous studies now show the risk of many different cancers is undoubtedly influenced by diet.

Vision problems in young children could be picked up years earlier with technology being developed by University of Auckland researchers.

If the vast East Antarctic Ice Sheet melted, oceans would rise by 50 metres. This week, new scientific evidence will be presented that shows it's at risk.

Scientists have looked at the issue of dairy and inflammation and have recently published a systematic review of the issue, writes Niki Bezzant.

Scientists are using the same mathematical concept that explains why we all keep left on footpaths to tackle some of New Zealand's biggest issues.

A deprived childhood was the making of the inventive doer who now wants to improve lives in the Third World.

The Herald's science writer Jamie Morton on the latest discoveries you need to know about.

Is it right to be worried about Murdoch's new part stake in National Geographic's media arm?

Whale specimens with long surfboard-like snouts have been identified by University of Otago palaeontology researchers.

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.

A report revealing the extent of bullying among surgeons has shocked the profession, and it is vowing to change.

As it gets harder to tear our eyes away from smartphones, TV sets, tablets and computers, concerns are growing over a blue light emitted by their screens, blamed for harming the retina and causing interrupted sleep.

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

An invasive species of ants has been discovered to carry a virus linked to the deaths of honey bees.

A British developer has come up with an ingenious way of getting rid of annoying spam emails and getting revenge on the people sending them in one fell swoop.

Kiwi will use a major new science fellowship to probe clues to future climate change buried deep beneath Antarctica's seafloor.

The study's results would support the 2010 New Zealand Coastal Policy Statement, which called for protection of surfbreaks deemed "of national significance".

Wanted: Right-handed, English-speaking male dope smokers aged between 18 and 45 for a university study on brain activity.

Using modern smartphone applications to keep track of your vital signs can be a good thing ... as long as you don't read too much into tiny data anomalies.

Cancer treatments could be more effective when they are combined with aspirin, a British study has suggested.

New Zealand scientist Jilly Evans will have you believe it was luck that made her one of the world's leading researchers in the development of therapies for cancer and arthritis.

Dr Michelle Dickinson, also known as Nanogirl, is an Auckland University nanotechnologist who is passionate about getting Kiwis hooked on science. Tweet her your science questions @medickinson.

With Herald science writer Jamie Morton @jamienzherald.

Research shows that people who grow up on farms have way fewer allergy and asthma problems than the rest of us.

Almost three years ago, Nobel Prize- winning psychologist Daniel Kahneman penned an open letter to researchers working on social priming.

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