Adelaide sizzles in a day of extreme heat, but the city will get some respite during a cooler change and forecasters expect temperatures to drop back into the 20s in coming days.

The Opposition pledges $12.1 million to build a new overpass north of Adelaide, as Labor accuses it of ignoring a way to get an accurate and independent costing.

South Australia's Labor Government vows to focus on education as it seeks re-election in March and takes aim at challenger Nick Xenophon's role in letting federal cuts through Parliament when he was a senator.

A Sydney to Hobart race competitor is preparing to take his yacht to remote Pacific Islands to offer his eye surgery expertise to more patients.

Nick Xenophon says his latest round of candidate announcements for the March South Australian election shows how serious SA Best is about breaking up two-party politics.

South Australia's Commissioner for Victims' Rights wants a federal redress scheme for sexual abuse open to all victims — including those who are also perpetrators.

Travis Head helps guide Australia to a three-wicket win in the fourth ODI against England, after the tourists make a disastrous start with the bat at Adelaide Oval.

Two former Olympians, a former federal politician and the proud father of a child with a disability are among the South Australians recognised in today's Australia Day honours.

A study on wind farm noise, being conducted at Flinders University in Adelaide, is setting out to find out just how the noise from wind turbines affects people's health.

Premier Jay Weatherill's lawyers send a cease and desist letter to an Adelaide man who has been driving around in a van emblazoned with the words "Jay Weatherill: Premier For Best Liar".

An injury to opener Aaron Finch opens the door to the Australian one-day squad for Glenn Maxwell and Travis Head for tomorrow's match in Adelaide.

Defence giant Lockheed Martin signs a $700 million contract with the Federal Government to design the combat system for the Navy's 12 future submarines.

Large parts of south-east Australia face severe heatwave conditions over the long weekend, with extreme conditions expected for northern Tasmania.

A business idea between two teen boys starts from a love of drawing and wanting to teach people more about the mining industry their parents work in.

South Australian Police want to keep information related to a 12-hour siege, which ended in the death of fugitive Rodney Clavell, secret from the state's coroner, a court is told.

Some Australia Day events are being cancelled in Adelaide as the city braces for another spell of hot weather, while free water will be handed out at the ODI match between Australia and England.

SA Government policy of fining hospital emergency departments for missed deadlines around bed availability puts unnecessary pressure on busy clinicians, a mental health watchdog says.

Geophysical testing at an Adelaide factory identified as the potential resting place of the Beaumont children uncovers a "small anomaly" suggesting a hole was dug, police reveal.

Wine exporters say 2017 was their best year since 2004, with a lot of that growth driven by China.

Adelaide community constable Jemal Mussa hopes his work and his African past can help improve the sometimes difficult relationship between police and young people from multicultural backgrounds.

It's been five years since 83 sanctuary zones were implemented in South Australian waters and proponents say it's still too soon to judge the results.

A woman who stole about $30,000 of goods from deceased estates — including cars, cash and jewellery — while working at the Public Trustee office in Adelaide has been sentenced to five years' jail.

New information about a possible burial site in the case of the missing Beaumont children is the "best lead that there ever has been", a former SA Police detective says, as police prepare to excavate a site at a North Plympton factory.

Damien Fleming declared it "the greatest outfield catch ever taken" as a sprinting Ben Laughlin and a diving Jake Weatherald combined to take a Big Bash ripper on the boundary rope.

An Dutch photographer says his unfamiliarity with driving on the left in Australia might have led to his crash with a police motorcyclist during the Tour Down Under cycling event in Adelaide.

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