Australia

Venus Williams beats Russia's Anastasia Pavlyuchenkova to reach the Australian Open semi-finals for the first time since 2003.

Malcolm Turnbull declares cyber security "the new frontier of warfare" and espionage, while announcing new measures to protect Australian democracy from foreign interference.

Reserve Bank board member Heather Ridout says the Trans-Pacific Partnership cannot be salvaged and the Government needs to move on to other regional trade deals.

You can be sure that when vast amounts of money move in a particular direction ... somewhere, somehow, a powerful person, or group of powerful people, have made an important decision about something.

The Government is scrambling to rethink the Trans-Pacific Partnership, despite the official withdrawal of its most influential member.

Almost $700,000 is donated to help the victims of last week's Bourke Street tragedy in Melbourne.

Police are investigating what a union official has described as a "serious" incident at Canberra's jail, which left at least one prison guard injured.

Lawyers for former Family First senator Bob Day urge the High Court to reject evidence from two witnesses as the court considers whether he was validly elected.

Soils trampled by thousands of troops that left to fight in World War One from South Australia will feature in a new memorial garden project at the Australian War Memorial in Canberra.

Have you woken up feeling groggy, tired, irritable, almost like you have a hangover? Blame the overnight temperatures.

The elevation of Gladys Berejiklian as NSW Premier is the latest example of women being handed the reins in a time of crisis.

Sydney's housing is rated less affordable than global metropolises New York and London in a report that paints a dire picture for the city's middle-income earners.

The Top End is in for more wild weather as the Katherine River reaches flood levels, and a crocodile is spotted attacking a suburban bin.

The United States will send its largest aircraft deployment to Australia as part of the next rotation of Marines to Darwin in coming months.

A foreign policy expert says a top secret CIA document shows just how likely it is that the Northern Territory's Pine Gap joint spy base could be a target.

Eighty fish wash up dead in south-west Queensland and hundreds of crabs also perish on a south-east island after extreme conditions.

Sunshine Coast MP Steve Dickson will lead One Nation in Queensland at the next state election.

An unusually strong agricultural production in 2016 is unlikely to be repeated this year, the Australian Farm Institute says.

Concern is growing in regional South Australia that people with a disability will miss out on the support they need despite the roll out of the National Disability Insurance Scheme.

Take a look at the history of the new Royal Adelaide Hospital.

Adelaide researchers may have found a better way to use anti-inflammatory drugs to prevent breast cancer.

In a world first, a captive-bred orange-bellied parrot chick has survived its first week with an adoptive mother in the wild.

"No need to panic" says Hurricane's coach as the Tasmanian side misses out on the finals for a third season.

A common bacteria kills up to 16 critically endangered orange-bellied parrots at a captive breeding centre in Hobart.

Venus Williams beats Russia's Anastasia Pavlyuchenkova to reach the Australian Open semi-finals for the first time since 2003.

Lawyers for former Family First senator Bob Day urge the High Court to reject evidence from two witnesses as the court considers whether he was validly elected.

The one-time whistleblower on corruption and former head of the Health Services Union appears in the Melbourne Magistrate's Court.

A proposed wave park on Perth's Swan River that would be one of the biggest ever built in Australia has sparked the ire of local residents.

An explosion on a 42-foot boat in the Mindarie Marina, 35 kilometres north of Perth, causes $300,000 damage.

Relations between staff and inmates at Greenough Regional Prison in Mid-West fall to such a low level they emerge as a new security risk, a report finds.