Kosciuszko explained: mystery of the Snowy Mountains solved
Higher than expected gravity supplied the clue. And now we know how Kosciuszko and the Snowy Mountains came to be.
Environment
'The whole system is a scam'
New documents show how coal firms won the right to claim planting of grass or trees on old mine sites as conservation offsets for future woodland destruction.
Heat goes on Australian renewable energy jobs
A 3 per cent decline caps off a 27 per cent collapse in renewable energy since 2010-11.
'True shocker': Spike in global temperatures stuns scientists
Global temperatures leapt in February, lifting warming from pre-industrial levels to beyond 1.5 degrees, and stoking concerns about a "climate emergency".
'This is going to deny our people access to sacred land'
Bogaine Spearim is prepared to get arrested to protect our first peoples' right to access sacred land - which is under threat from the Baird government's plan to jail anti-mining protesters.
Grim prospects: the shake-up of Australia's climate science
The fate of the 'sentinel of the southern hemisphere' is a pointer to how Australia's climate research will fare in a funding world that has lately turned more hostile.
Ten everyday products with hidden costs
Think your life is made easier by throwaway goods? Someone else's isn't. Here are 10 everyday items that come with a hefty environmental price tag.
Severe weather warning for the Canberra region
Strong winds expected about parts of southeast New South Wales, including the wider Canberra region ahead of a cold front.
What Dr Mike Braysher learned from Bowen Island rabbits
Rabbits cleared kikuyu for a colony of little penguins.
Here comes autumn
The meteorologists are calling what many Sydney commuters already know: autumn has arrived.
The seafood 'fraud' on our plates
From cans to fish shop windows and restaurant plates, 30 per cent of the world's seafood is still mislabelled.
'Fairy circles' found in Western Australia may have solved an old mystery
Countless scientists, mystics and conspiracy theorists have studied them in the African desert. They didn't know about Newman, Australia.
'The monkey kind of freaked out': Anthony facing rabies risk after bites
Anthony Wallace thought it was pretty cool when one of the monkeys jumped on his shoulder. Then it wrapped its arms around his eyes and took a couple of big bites.
Sydney wakes to rain as three-week dry spell comes to an end
Sydneysiders can expect several days of rain-soaked commutes after an early morning downpour ended three weeks of uninterrupted sunshine.
Hammer comes down on Hazelwood: environmental charges to be laid
The state's pollution watchdog will slap charges on the owners of Hazelwood after a two-year investigation into the devastating brown coal mine fire in 2014 that choked the town of Morwell for 45 days.
Save the trees: skip the soy, make-up and macaroni
Choosing products that have not contributed to deforestation is difficult, but every little bit helps.
Storms to dump rain on Sydney' commuters
Slow-moving thunderstorms in Sydney's west could make for a wet and disrupted journey home on Monday.
Native plant app takes aim at weeds
Being green doesn't always mean recycling milk cartons.
Severe storm warning for east of Canberra
A severe storm is expected to narrowly miss Canberra on Monday afternoon.
Freakshow owner rescues Toby, the Australian shepherd with two noses
Toby, an Australian shepherd with two noses, was adopted by Venice Beach Freakshow owner Todd Ray.
Threat to the last of Sydney's Little Penguins
The last remaining Little Penguin colony on the NSW mainland could be at risk if a tourism company's bid to change its operating conditions is approved, environmentalists and advocates say.
ANU students arrested in mine protest
Four ANU students arrested after they blocked a coal train from leaving a controversial new mine.
National Arboretum's failing forests could be replanted with new trees
Whole forests could be ripped out and replaced as staff grapple with what to do about dying trees.
How to kill thousands of rattlesnakes in just four days
The little city of Sweetwater, Texas, has 11,000 residents and one very big event each year. It features a pageant, food stands and contests, but the centrepiece is a bloody hunt:
How one man blows hole out of conventional cattle farming at Boorowa
David Marsh grazes cattle at Boorowa as if they were on the plains of Africa.
Postal union campaigns to save giant panda snail 'mascot'
Some say snail mail is a relic of the past. But in the great state of Tasmania, it is very much alive and well – at least for now.
National heat records smashed
National records were smashed in the scorching start to March, as the driest January-February in parts of northern Australia for half a century led to an unusual build-up of heat, according to the Bureau of Meteorology.
Cool change on the way but heat not over yet
This weekend is set to be another warm, muggy one - and next weekend may be much the same.
Mountain lion suspected of killing koala at Los Angeles Zoo
In the legal world, it'd be called circumstantial evidence.
'We could see David Pocock locked up for seven years'
A proposed Baird government crackdown on anti-mining protests could expose anti-CSG protesters to criminal penalties.
Severe thunderstorm headed for Canberra after record-breaking March heat
A severe thunderstorm warning has been issued for the ACT with the Bureau of Meteorology predicting large hail, heavy rain, and damaging winds.