Floods in places such as Queensland may depend on how soaked the catchment is, not just on how much it rains.
AAP Image/Dan Peled
Analysis of flood gauge data suggest that floods are becoming less frequent in many parts of the world. Despite that, more people and property are at risk, particularly in developing countries.
Mud oysters played a largely unappreciated part in Australia’s history.
In colonial times Australia's waters were teeming with mud oysters that provided food, cement, and cleaned the oceans. Now a 20-hectare man-made reef aims to restore some of their former glory.
The new map was created using data from rocks found in locations including Madagascar.
You would not recognise Earth if you saw it 500 million years ago - the lands, oceans, climate and life were all very different. Scientists now have a new map of the deep history of Earth.
Engaging in cognitively stimulating activities can help build your resilience to cognitive decline.
Activities that engage your brain, such as learning a new language and completing crosswords, as well as having high levels of social interaction, can reduce your risk of dementia.
Your photos can tell law enforcement a lot about you.
Photos are full of information, from your location to phone model, and digital forensics can help extract it.
Some types of MND start with a loss of grip. But what causes this?
While research for a cure for MND is underway, first we need to know what causes it.
$70 million is tiny sum in the scheme of the federal government’s expenditure to manage asylum seekers who arrive by sea.
The case provided a platform to lay bare the ugly reality of conditions in detention, and the role of the Commonwealth and its contractors in producing and sustaining those conditions over many years.
Specimens in herbaria include “pickled” plants in pots (shown here), dried specimens and fruits or seeds preserved whole.
Ainsley Calladine, State Herbarium of South Australia
Australia's herbaria are a priceless repository, holding around 8 million samples that map historical and current distributions of native and introduced plant species in Australia.
Enormous sediment cones in a cave at Naracoorte. Two people in overalls show the scale of the area.
Layers and layers of sand and sediment collected in Naracoorte Caves create windows into what Australia was like in our recent past.
Traditional taro pits can be used to grow nutritious vegetables for the entire household.
We set out to discover whether it's possible to reduce the alarming rates of non-communicable diseases in Pacific nations while improving nutrition security and income.
With the right algorithm, scientists can detect how you feel through your Facebook posts.
Advertisers want to know how you feel online through a process known as sentiment analysis, but it still has its limitations.
Our results are an important gain for couples facing the diagnosis of infertility.
Women have been getting their fallopian tubes flushed for 100 years to help them conceive. Studies show it works, all the better if you use an oil-based liquid.
Many people believe free-range eggs are tastier and more ‘natural’.
Many shoppers choose free-range eggs because they think they are tastier and healthier, rather than being motivated purely by concerns for hens' welfare, a new study has found.
Increasing degree requirements for jobseekers doesn’t necessairly lead to an inventive employees.
A lack of "breakthrough" moments in innovation may be caused by the increase of specialised workforces.
The unique tuatara, photographed on Stephens Island, Takapourewa.
A national icon in New Zealand, tuatara are the only living example of a reptile group that was widespread 60-240 million years ago.
A coolabah forest in Western Australia – one of the world’s previously unrecognised dryland forests.
A new survey has identified millions of hectares of forest in dryland areas, a finding that boosts the total global forest cover by 9% and has significant consequences for carbon budgets.
The Australian Federal Police will receive $321.4 million over four years for a range of measures.
The Conversation’s political experts react to the 2017-18 budget's key measures in the areas of welfare, foreign aid, defence spending and more.
This budget, led by Scott Morrison and Malcolm Turnbull, will form part of the government’s repositioning as an advocate of equal opportunity and fairness.
The Turnbull government is desperately trying to develop a more convincing economic narrative around good economic management, nation-building and fairness.
Gene drives could prove useful for controlling mosquitoes which spread diseases like malaria, dengue and zika virus.
A broad process of communication and consultation should be initiated before gene drives are applied to control pests and diseases in Australia.
Bob Brown was arrested in January 2016 at a forestry protest in Tasmania; charges were later dropped.
AAP Image/Forests of Lapoinya Action Group
Following his 2016 arrest, former Greens leader Bob Brown aims to show that Tasmania's anti-protest laws are in conflict with the constitution's implied right to political communication.