The cycles of nutrients into the oceans following the building of mountains may have been a prime driver of evolutionary change.
John Long, Flinders University
The rise and fall of the essential elements for life could have influenced the way life evolved over many millions of years.
Plants in South Africa’s Western Cape area have tremendous variation in their sensitivity to drought.
Understanding how different species are likely to respond to drought is crucial to accurately predicting the impact of future climate change on plant communities.
The real answer to what the economy might look like in 30-50 years is that none of us really know.
As Australia leaves the old economy behind, the word we must embrace for the new is "nimble".
Antony and the Johnsons fit perfectly within the world of Dark Mofo.
Images courtesy of Dark Mofo
Transgender artist Antony Hegarty has successfully used her notoriety to publicly address issues close to her, including transgender politics, ecological consciousness and indigenous spirituality.
The work, while personal, forms a lasting sense of introspection for the spectator as well.
Image courtesy of Dark Mofo
This collection of Marina Abramović’s works from 1975 to the present isn’t a retrospective. It offers a chance to consider the supremely artist-centric art as something separate to its creator.
So cold it’s hot … The Winter Feast crowd fan the flames at Dark MOFO 2014.
MONA/Rémi Chauvin Image Courtesy MONA Museum of Old and New Art,
We're not short on festivals in Australia, so new events need to make their presence felt. What's the secret of Dark Mofo, which is about to enjoy its third outing?
Should Australia seek a ballistic missile defence capability, like that of the United States?
US Department of Defense
Ultimately, the argument for Australia to acquire ballistic missile defence does not stack up.
Rolling the legal age of smoking forward will result in fewer new smokers.
If legislation currently before the Tasmanian parliament passes, the state could be the first in the world to prohibit the sale of tobacco to people born after 2000.
Countries should make pledges to fund low-carbon research - such as developing solar technology - and development as part of global climate talks.
University of Salford Press Office/Flickr
Countries will take emissions reduction pledges to international climate talks in Paris at the end of this year. Those pledges should also include funds for low-carbon R&D.
After recent lacklustre ratings MasterChef is back with a bang – so what’s the secret?
While MasterChef might teach us a lot about food and food trends, it also glosses over some of the harsher realities of the industry that produces this food. What's the secret to its sudden ratings boost?
A submarine missile-launching capacity brings the threat closer to the shores of the target country.
North Korea does not yet have the capacity to launch a nuclear missile from a submarine. Its recent test, however, suggests it is making progress to a game-changing second-strike capability.
Rising sea levels are one of the clearest and most widespread manifestations of climate change.
Since 1993, satellites have been used as well as tidal gauges to monitor sea level. A new calibration of this satellite record now shows that the rise in sea level is gathering pace.
Not all science is about blue-sky research, such as that done at the Large Hadron Collider.
Maximilien Brice, CERN
If science wants to maintain funding it needs to be more socially relevant, but that will require reforming the metrics we use to judge its success.
A feral cat cull in Tasmania increased the local population of cats.
Cats and foxes are two of the greatest threats to Australian wildlife. Culling might be one solution, but sometimes culls do more harm than good.
Christine Milne with her successor Richard Di Natale after stepping down as the Greens' federal leader.
Christine Milne has been seen as an ideological politician. But her record of working with minority governments of both stripes showed she could deliver on her agenda from outside the mainstream.
A US Coast Guard icebreaker cuts a swathe through the icy the Southern Ocean earlier this year, on its way to rendezvous with a stricken fishing vessel.
Allyson Conroy/US Coast Guard/Wikimedia Commons
On the eve of a summit in Chile to discuss the protection of marine life in Antarctic waters, much still needs to be done to guard against overfishing, climate change and other threats.
Belle Gibson didn’t cure her cancer with whole goods – but the outraged response to the deception shows that moral norms still prevail.
We must ask ourselves how healthy it is to publicly shame a vulnerable person and what the right balance is between culpability and a sense of care and generosity to those who have done the wrong thing.
Pukara, Roy Underwood, Lennard Walker, Simon Hogan and Ian Rictor, Acrylic on canvas, Western Australia, 2013.
© the artists, courtesy Spinifex Arts Project
The exhibition inevitably raises the ugly head of the Elgin Marbles – but all this noise drowns out the quiet activism of the show itself.
Most of Tasmania’s relatively small prison population is housed at Risdon Prison Complex.
Wikimedia Commons/'Risdon' by Wiki ian
Imprisonment rates in Tasmania have steadily declined over the past decade -- the only state or territory where this has happened. That is a result of progressive and effective corrections policies.
To save wildlife we’ll need to intensify our resource use to leave space for conservation.
With increasing human pressure on the environment, how can we save wildlife while lifting people out of poverty? A new manifesto argues for using technology to intensify energy and agriculture.