Weather questions: How cold does it have to be to see your breath?
As Kiwis freezes their breeches off, we answer your burning weather questions.
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Latest from Science
Letters: Want more taxes, anyone?
More bureaucracy, heaps more rhetoric but much less real council control.
Poverty tied to high Maori, Pacific child obesity rates
Study finds poverty one reason for ethnic differences in weight issues.
Wilding war: The pest that could swallow a quarter of NZ
Conservationists have swept a plant pest off Rainbow Mountain. But the battle isn't over.
Eating a credit card each week: 5 bleak figures about ocean pollution
A new report finds we eat 5 grams of plastic a week. Here are four other shock statistics.
Climate warning: Cities' emissions could double by 2050
What people in cities use, eat and wear makes up a big amount of global emissions.
Breakthrough cancer research gets $5m boost
Scientists working on revolutionary cancer therapy get $5m boost from Govt.
Quake mystery: Did 5.5 jolt really strike on big-risk Alpine Fault?
Scientists question whether a 5.5 quake did indeed strike on the big-risk Alpine Fault.
Explained: What does Auckland's 'climate emergency' actually mean?
What does a climate emergency declaration actually mean? Jamie Morton explains.
Will the Large Hadron Collider finally unlock the mysteries of the universe?
The Times: A rare tour of the world's biggest machine as it gets an upgrade.
Meaty issue: NZ's place in a cow-disrupted future
In a world seeing the rise of meatless meat, where does NZ's beef and lamb industry stand?
Nanogirl: The simple secret to kids doing better at school
Children who have a post-lunch nap show better academic performance and are happier.
How the internet is rewriting our brains
High-levels of internet use could impact on many functions of the brain, research finds.
Mega-wave warning: The seven-storey Southern Ocean giants
They roll across the Southern Ocean like towering monsters.
How much ash would a Taupō eruption spread?
Layers of ash centimetres thick could fall on Auckland in a major Taupo eruption.
More than 300 quakes at Whakaari since May 23
More than 300 earthquakes have been recorded at Whakaari.
Robots, smart drugs and quake-proofing: Kiwi ingenuity on show
NZ's smartest inventions and innovators are again being showcased. Here are five of them.
Shellfish, kelp exposed in Kaikoura-like quake 1000 years ago
A quake that struck NZ 1000 years ago was big enough to raise a stretch of coastline.
Climate change doomsday report predicts end of human civilisation
Reports states we may only have 30 more years before complete environmental catastrophe.
Napier scientist's salt-trapping molecule could solve world's drinking water woes
Napier man may have the key to solving world water issues.
Ancient fossil whale find kept in Oamaru backyard
Suspected 20-million-year-old fossil could now help answer questions about a "dark age".
Why 3D-printed hearts are closer than we think
Professor believes tissue engineering will eventually remove the need for organ donors.
Traffic pollution levels in Auckland were compared with city in Japan - and the news isn't good
Auckland had higher levels of a harmful compound when compared with a Japanese city.
'The Nation's T-Rex': How a mum's tramp led to an incredible discovery
It only took 66 million years, but the T-Rex is "home".
One of pirate radio's founders among business people honoured
Business people honoured include a radio pioneer to a campaigner for wool.
Taonga under threat: The six reasons our seabirds face extinction
Up to 90 per cent of northern NZ's seabirds are in peril. A review lists six reasons why.
Mysterious force tearing into galaxy
A ghostly force has blasted a hole in the Milky Way, tossing stars about in its wake.
Focus: Dr Jane Goodall's message for Kiwi kids
World-renowned primatologist Dr Jane Goodall speaks to NZ Herald about conservation, what gives her hope and a message for young climate change protestors. Video / Chris Tarpey
Geneticist: Why your body fights weight loss
Evolutionary 'red flag' makes dieting hard for all of us.
How science can keep you safe on your bike
A simple message on your shirt could be the key to safety on your bike.
Budget: Science funding not enough, group says
Scientists say Budget won't fix "excessive competition for too little funding".
The eclipse that made Einstein famous
New York Times: Before 1919, cosmology was subjective. A solar eclipse changed everything.
A billion-year-old fungus may hold clues to life's arrival on land
New York Times: The fungus fossil could help explain how and when life evolved on land.
Trump administration hardens attack on climate science
New York Times: Policymakers discard research showing risks of inaction on climate change.