Does that reef smell good?
Chemicals in gases may be an indicator of coral health.
Gassy corals make a happy reef, it seems, but these gases may be lost if the water gets too hot. Animals release g...
Trees tell tales of troubling change
Heatwaves in Mongolia and falling leaves in Europe.
As the climate crisis intensifies, forests are feeling the heat, as two studies just published in the journal Science...
Hawai’i has a hidden reservoir
Freshwater find raises hopes for volcanic islands worldwide
The Hawai’ian island chain has been a tropical holiday destination for decades, renowned for its warm waters, fine su...
Wheat and barley are incredibly diverse
Scientists begin building an encyclopedia of their genes.
The grains we use for bread and beer have thousands of years of history. Now, researchers are one step closer to unde...
We need to promote the right kind of fire
Changing patterns threaten species with extinction.
By Luke Kelly and Katherine Giljohann, University of Melbourne, Annabel Smith, University of Queensland, and Michael ...
Southern recovery of ecosystem engineers
Helping cool-water oyster reefs make a comeback.
We tend to default to the colourful – to coral – when we think of oceanic reefs, but 200 years ago, thousands of kilo...
Carbon dioxide still at record levels
Impact of COVID lockdown not more than a blip.
Levels of carbon dioxide (CO2) in the Earth’s atmosphere continue to rise despite the industrial slowdown brought on ...
Science from the top of the world
Two months, 10 teams, troubling discoveries.
The science is in from an ambitious interdisciplinary expedition to Mt Everest – and the results are appropriately ch...
How did mercury get down there?
Two new views on a very deep problem.
Mercury has been found in the deepest part of the Earth’s oceans, the 11,000-metre-deep Mariana Trench in the northwe...
Volcano link to end of Triassic extinction
Researchers analyse molecular and isotopic evidence.
An Australian-led team of scientists has shed new light on the timing of one of the most catastrophic mass extinction...
Microplastics are all around. Here’s how
Moving is often a stick-then-go process.
Microplastics are everywhere, but how they move through, and accumulate in, the environment is not completely clear. ...
Sombre state of our climate
Report points to warming and extreme weather events.
If you’re looking for a bit of good news at the end of a tough year it’s probably best if you don’t seek it in the Bu...