Antarctica’s Thwaites Glacier — more than twice as big as Tasmania — is melting from below, putting it at risk of collapse. Scientists now know warm water flowing beneath it is to blame
Scientists have calculated just how cold it got on Earth during the coldest part of the last Ice Age, using ocean plankton fossils and climate models
Indonesia’s Mount Sinabung has erupted, sending ash 5km into the sky. It’s the latest eruption along the 40,000km-long line of volcanoes, faults and trenches called the Pacific Ring of Fire
Giving heatwaves names and strength ratings, as for cyclones, could help people in hot places such as Australia understand how dangerous they are, particularly as heatwaves worsen in future
Mars was once covered in ice sheets that carved out thousands of giant valleys in the same way as on Earth, challenging previous theories of Mars as a warm, wet planet covered in oceans
An exoplanet that orbits a star just like our Sun could be the most similar to Earth ever found, which has scientists thinking it could liveable.
Divers are using the quiet pandemic period to grow and replant coral at popular tourist diving and snorkelling spots on the Great Barrier Reef.
Get your umbrella and winter woollies out. The Bureau of Meteorology is tipping plenty of rain and chilly days ahead but nights could be warmer.
Action on climate change and ideas such as painting clouds with water and growing heat-tolerant coral are being considered to help the Great Barrier Reef be healthier in 30 years’ time
A 7m-long procession of caterpillars parading through Alice Springs is fascinating and touching them dangerous, but to the Arrernte people, it can be a sign of a harsh winter on the way
Archaeologists are uncovering a mysterious collection of mammoth bones arranged by our ancient Palaeolithic ancestors 20,000 years ago during the last Ice Age
The leaves on deciduous trees turn forests, parks and gardens a rainbow of yellows, oranges, reds and browns. Why do leaves change colour? And why do the trees let them fall?
Our summers are now twice as long as our winters as climate change has increased temperatures since the middle of last century, according to a new study of Australian weather data
Australians may not be able to drink fresh orange juice in as little as five years if major retailers don’t pay growers more to make up for drought and rising water costs
The temperature in northern Antarctica has hit 18.3C, thought to be a heat record on the continent best known for snow, ice and penguins
Sydney has been plunged into chaos after the biggest rain event in 30 years sparked floods, home evacuations, traffic delays, power outages and landslides
A raging megablaze has burnt one-fifth of the Australian Capital Territory as out-of-control bushfires also continue to threaten homes in NSW and Victoria
Scientists have released the first photographs of the Sun from the new solar telescope in Hawaii, showing churning plasma that looks like a sea of gold nuggets, each as big as France
Astronauts on the International Space Station have taken delivery of super-muscled mice, pest-killing worms and a robot that can sense how the astronauts are feeling
Seaweed piled high on Queensland beaches has trapped at least one runner, who had to be rescued from the algae. While seaweed is not unusual, people have never seen so much at once
An adventurer from Queensland has become the first Australian to reach Antarctica’s Pole of Inaccessibility, just one leg of an epic journey to help men and women experiencing breast cancer
A Code Red fire danger day has been declared in Victoria for the first time in 10 years as the entire country swelters through heatwave conditions and fires continue to burn
UNESCO World Heritage Site Venice is in a state of emergency after “apocalyptic” floods swept through the historic Italian city, with the mayor blaming climate change
In our weekly series, award-winning cartoonist Mark Knight captures the helplessness of drought-affected Australian communities now caught in the path of catastrophic bushfires
As several states prepare for increasing fire danger in coming days, we look at the incredible efforts of firefighters on the ground day and night
Ice eggs the size of footballs have engulfed an entire beach in Finland in a rare weather event that requires ice, wind, water and freezing temperatures
Rainbows, aurora australis and massive, fluffy clouds that make you want to bounce on them star in the year’s best weather photos, as judged by the Bureau of Meteorology
Tenterfield — battling drought and, recently, bushfires — has struck it lucky with the discovery of underground water only 126 days before the town’s supply was due to run dry
Several NSW towns will run out of drinking water within weeks without rain. In the longer term, Australia needs to build more dams to supply our growing population
In our weekly series, Mark Knight explains why he used classic composer Vivaldi as inspiration for how different the four seasons and the weather is becoming in Australia
A rare moonbow has appeared in the South Australian sky in the middle of the night and been caught on camera. We look at how they form and why seeing one is very special
Fires continued to burn across drought-ravaged Queensland and New South Wales on Monday night, forcing firefighters to find ways to fight bushfires without water
‘Hurricane Hunters’ have taken an incredible photo from inside the eye of Dorian, which has hit the Bahamas and is now heading for the US, where people are doing their best to prepare
With poetry, moments of silence and political speeches about the urgent need to fight climate change, Iceland bade goodbye to its first extinct glacier
NASA’s Hubble Space Telescope has taken an amazing new photo of Jupiter’s Great Red Spot, a massive storm wider than the Earth, with furious winds reaching speeds of up to 684kmh
More dust storms, more farming in Tasmania and a year-round bushfire season are just some of the predictions Australian scientists are making after the latest report on climate change
The wind is ferocious and the temperature hovers close to zero, but Andrea Turbett has only warm words to describe her job on the remote, sub-Antarctic Macquarie Island as Australia's southernmost ranger
Earth had its hottest June on record and it’s predicted July will be even hotter, with zookeepers resorting to feeding tigers dinner frozen into giant ice blocks, while NSW is put on bushfire alert
On the eve of National Tree Day, new research suggests planting a trillion trees could achieve a 20-year pause in global warming and that we have the available land to do it
Our hot Northern Territory sunshine could soon be farmed for electricity to power Singapore in an ambitious plan to make Australia a world leader in making renewable energy
After several warm days with temperatures above 30C, residents of this Mexican city woke up to a winter wonderland and then set about trying to find their cars under all that ice
An erupting volcano in Papua New Guinea has blanketed a town in ash and forced evacuations, just four days after astronauts on the ISS photographed another incredible eruption
A photo of a pack of sled dogs appearing to walk on water in Greenland has shocked the world, showing the result of a massive ice melt on an unusually warm day last week
Residents of an island near the Arctic Circle are working on a plan to officially ignore time for two months each summer when the sun doesn’t set for 69 days and it doesn’t get dark at all
After a freak hailstorm turned a sandy beach into a sea of white, we look at what causes hail and if it’s dangerous for humans to get caught in it
After little or no rain across much of Australia recently, water levels are going down in our capital city’s dams and more severe water restrictions look likely
As part of the Adopt A Farmer campaign, students from across Australia have sent letters of encouragement and hope to farmers to help them get through the drought
Farmers, their families and animals across Australia are doing it tough with worsening drought conditions. Students can now Adopt A Farmer to lend a helping hand to those most in need
May is likely to be drier than average for most of eastern Australia, which is bad news for the large parts of the country in drought
Scientists thought Antarctica’s Halley Bay would be a refuge from global warming for emperor penguins, but many breeding pairs are already missing
Using a special telescope invented by an Australian, scientists have looked inside thunderclouds to understand how and why lightning often strikes a place twice
Residents are being warned to "stay indoors" as the extremely dangerous tropical Cyclone Veronica brings wild winds and heavy rain in Western Australia today
It’s been a blistering start to autumn with another heatwave across three states, just as we get through what has officially been the hottest summer on record
Explorers have lost their hi-tech autonomous submarine under the ice in the Weddell Sea, forcing them to call off their search for Ernest Shackleton’s famous ship, Endurance
Townsville’s mayor has urged the city’s residents to “hang tough” as the Army and emergency services personnel work hard to keep everyone safe after record rain in Queensland
As Australia swelters through record-breaking heat, North America is experiencing extreme, record-breaking cold, with Niagara Falls looking like a scene out of the movie Frozen
Strong winds have stripped drought-stricken Central Australia and western NSW of thousands of tonnes of precious topsoil, forming a dust storm that moved east over Sydney and out to sea
Australian scientists are calling on citizen scientists — including kids — to use a new app to record extreme weather events where you live and help improve forecasting
Lots of us think the sky is blue because it’s a reflection of the ocean or moisture in the air, but it’s not. Next time someone asks, you’ll be able to give the right answer
Australian climber Dan Bull has a second world record to his name after trekking 5707m up a mountain to a frozen lake to complete the highest kayak on earth
Spring weather and warm mean something completely different on Antarctica, as these funny outdoor cooking photos show. What would you like to try to cook outdoors there?
Planned changes to the way weather is forecast in Australia sparks fears for people’s safety in extreme weather. Do you know how weather is forecast?
A dangerous storm called Hurricane Florence is on its way to the US state of North Carolina, with preparations continuing to keep everyone safe
A 10-year-old boy’s response to learning about Australia’s drought was to find a way to help. In five weeks, he has raised more than one million dollars. What are your ideas for helping people?
Camels may be big and hungry, but they’re used to dry conditions and eat differently to cattle, so they could help care for drought-affected Australian farmland
It looks like a piece of art, but it’s a picture of Australia’s average temperatures and shows it really is getting hotter
An international study of 50 years of Australian rain storms finds they are getting more extreme faster than expected and we need to change our flood planning
Australians are used to heatwaves and our gardens, houses, schools and clothes are designed to help us keep comfortable. When heat hits in cold places, it’s hard to keep cool
One newspaper story about a family in need prompted a flood of donations and tears of joy and gratitude at the many kindnesses. What could you do to help Australia’s struggling farmers?
Large and frequent icebergs off the Greenland coast are making life difficult for residents. The latest iceberg is very big and could be very dangerous
This is the time of the year it’s dark morning and night. For centuries that’s been a cause for celebration. How would you like to celebrate winter solstice?
Scientists have discovered Antarctic ice is melting much faster than expected, leading to higher than predicted sea-level rises
Assistance is badly needed as farmers battle another dry autumn, some enduring their seventh year of drought
It’s freezing all year and dark day and night all winter but tourists flock there and locals love it. How is life bear-able in Svalbad?
Extreme weather sees Australian residents battling a tropical cyclone in Darwin and dangerous bushfires in NSW and Victoria
Students rescued after Queensland floodwaters trapped them for almost a week on school camp
Fighting fires from the air at night will be tested for the first time in Australia this week. If successful, it will help firefighters tackle blazes early and save many lives
Extreme weather events caused by climate change are expected to make Queensland holidays less attractive for tourists
Rainbow in Taiwan lasts for almost nine hours, giving onlookers plenty of time to admire the record-breaking natural phenomenon.
Centuries-old heatwave records have fallen across Australia raising concerns cities like Darwin could soon be too hot to live in
NASA captured 20 years of changing seasons in a striking new global map of our home planet. VIDEO
TV weather presenter Livinia Nixon has combined her passions to launch a children’s book and kids' weather kit
UPDATE: The devastating effects of Hurricane Irma have become clear as a massive clean-up begins in the southwest of America
Dipping temperatures and snowy peaks mark the start of another Aussie winter
Rain, hail and shine for Victorians as they rug up for more wet and cold weather on the way
Cyclone Debbie hit hard, attention now shifts to helping those most in need
UPDATE: Cyclone Debbie makes landfall in northern Queensland after being upgraded to category 4 storm
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