For many of us, a better diet means eating more fruit and vegetables.
We need to change how we produce, ship, eat and waste food to improve our health and that of the planet.
Eastern rock lobster on sale at Sydney’s fish market. Our preference for a limited variety of seafood drives up prices and threatens the industry’s sustainability.
Australian fishing boats throw away up to half the fish they catch. To make the seafood industry sustainable, we need to eat all the fish that get caught.
Fire danger conditions are worsening in many areas of Australia.
AAP Image/David Crosling
Australia is facing an increase in extreme heat, fire danger weather, floods and marine heatwaves, according to the latest biennial snapshot from the Bureau of Meteorology and CSIRO.
Solenosmilia coral reef with unidentified solitary yellow corals.
In the cold southern oceans, underwater mountains support deep-sea reefs.
And you can be…Susan.
Only half of Australia’s mozzies have been officially diagnosed, so how are scientists able to identify the others to help fight disease?
When the sea level rises to its highest point, we call that high tide. When it falls to its lowest point, that’s called low tide.
The Moon has gravity of its own, which pulls the oceans (and us) towards it.
À l’occasion de la COP24, le Global Carbon Project publie une évaluation annuelle peu encourageante des rejets de CO2 pour l’année 2018.
AAP Image/Mick Tsikas
La demande énergétique en hausse est l’un des facteurs explicatifs de cette tendance.
Both Voyagers are now in interstellar space.
Voyager 2 launched in 1977 and visited all four gas giants in our Solar System. It's now almost 18 billion kilometres from Earth and has finally joined its twin in interstellar space.
AAP Image/Mick Tsikas
For the second year in a row global greenhouse emissions from fossil fuels have risen, putting 2018 on course to set a new record, according to an annual audit from the Global Carbon Project.
A number of initiatives for Australian women in STEM got off the ground in 2018.
The Athena Swan charter commits research institutions to create a gender inclusive workplace, through taking action and being held accountable. 15 Australian institutions are now bronze awardees.
Put down the salmon and pick up a sardine (or two).
For the most nutritious and sustainable seafood option, try small ocean fish.
Wagyu cattle for scale.
An Australian steer named Knickers broke the internet this week. The heavyweight Holstein-Friesian weighs as much as a small car, but genetically speaking he's within the normal range (just).
The green blob is metal-rich molten sulfide in an ore from the Norilsk area in Siberia, the most valuable accumulation of metals of any kind on the planet.
Liquid minerals containing sulfur behave like a hot knife through butter – they're so corrosive they can melt their way through solid rock.
Signs of life on Mars? These are the tracks of NASA’s Curiosity rover exploring the Martian landscape.
Mars has long captured our imagination, from claims of canals to Martian attacks and now our latest NASA exploration to look inside the red planet.
If you went to Mars, you’d need to be able to survive an extremely punishing environment. This picture, taken by NASA’s Mars Exploration Rover Opportunity, gives you an idea.
NASA/JPL-Caltech/Cornell Univ./Arizona State Univ.
I've worked with NASA’s Mars Exploration Rover Project for 16 years. If you got yourself a ticket to Mars, here's how I'd advise you to prepare. And by the way, any mistake could kill you.
In fact, it’s not even the moths eating your clothes.
If you see moths and their larvae near your clothes, it's a sign that it's time to wash all your clothes and air them out in the sun.
The Antarctic Circumpolar Current keeps Antarctica cold.
The Antarctic Circumpolar Current provides a barrier to heat that keeps warm subtropical waters away from Antarctica. Yet, there are a few places where the heat gets through.
Allégé ou non allégé, telle est la question…
NeONBRAND / Unsplash
Est-il meilleur pour la santé de consommer des produits laitiers allégés ? Les experts sont divisés…
Not welcome: the African big headed ant might be small but it can be a pest if it gets in your home.
The ants were a threat to many native species on Lord Howe Island. They were also a pest if they got into your home.
Should we all be consuming the low-fat versions?
Five experts were divided on whether or not we should choose the "light"dairy option.