Australia raised the terror threat level to "high" for the first time in a decade, on concerns about Australians returning from fighting in Iraq and Syria.
The Western Australia government said it would abandon its controversial catch-and-kill shark policy.
Australia is the most expensive place for an international student to attend university, ahead of Singapore and the United States, with India the cheapest.
An intensified underwater search for missing Malaysia Airlines Flight MH370 will start in about two weeks' time.
Australia's big kangaroos are thriving, but wildlife campaigners hold fears for their smaller cousins.
The Australian authority leading the search for missing Malaysia Airlines Flight MH370 said that "hard spots" had been found on the Indian Ocean seabed.
Australia's prime minister is due to sign a deal allowing nuclear fuel exports to energy-hungry India.
A decision on whether Russian leader Vladimir Putin should be invited to the G20 summit in November is still some way off.
The outgoing head of the fisheries management body has warned that some tuna stocks were now so low they should not be fished.
Economic prosperity is the worst enemy of minority languages.
Pop diva Miley Cyrus has opened up to Australian television about her life, saying Googling yourself is bad for your brain and Elvis was a "twerker".
Google said it is testing using drones to deliver items bought online, putting its own spin on similar efforts by Internet retail titan Amazon.com.
Pussy Riot called on Australia to withdraw its invitation to President Vladimir Putin to attend this year's G20 summit.
Australia's Prime Minister said he will visit India next week, where he will reportedly sign an agreement allowing the export of uranium.
Australia said the hunt for missing Malaysia Airlines Flight MH370 will focus on the southern part of the existing search zone after new information.
Australian Prime Minister Tony Abbott Tuesday said the first remains of Australians killed in the MH17 crash will return home this week.
Australian tycoon Clive Palmer apologised for calling the Chinese government "mongrels" who "shoot their own people".
Australian spiders may live happily in the bush, but a new study has found that at least one species also thrives on city life.
A new underwater hunt for missing Malaysia Airlines Flight MH370 had a "reasonable chance" of finding the plane.
A Chinese state-run newspaper called on Beijing to "teach Canberra a lesson" after Clive Palmer labelled the Communist government "mongrels"
- Asia Pacific
- Pussy Riot