The world's most expensive diamond, the "Kohinoor" has been fought over for centuries and is one of 2,800 jewels set in the crown made for the Queen Mother. With the passing of Queen Elizabeth II, Indians are asking for its return. ...

Fijian Prime Minister Frank Bainimarama says he is "deeply concerned" after his son was charged with a string of assault and domestic violence offences in Australia.

Within just a few days, Ukraine has liberated as much territory as Russia had gained over the past few months. Whether Ukraine can capitalise on the momentum relies on several key factors, not least the ongoing support of the West.

Sydney still has the advantage over Collingwood ahead of the fourth quarter, with a spot in the grand final against Geelong on the line. Follow the action in our live blog.

Katherine James kept her identity a secret when she testified against corrupt police at Queensland's famous Fitzgerald Inquiry. Then she disappeared for 35 years — until she came forward for this exclusive interview with the ABC.

Research shows neighbourhoods are being unjustly stigmatised because minor crimes are being reported on Facebook — and it's leading to a rise in virtual vigilantism.

Gang members blindfolded Mahmood Fazal and drove him to a secret location to show them their weapons, drugs, and talk about what brought them to this life.

New rules are being introduced to allow Australian businesses, organisations and individuals to shorten their web address to a simpler .au domain name instead of .com.au, .net.au or .org.au

The US Justice Department asks a federal appeals court to lift a judge's order that temporarily barred it from reviewing a batch of classified documents seized during an FBI search of Donald Trump's Florida home last month.

Witnesses say police arrested the man within seconds, after he was seen trying to touch the Queen's coffin. 

I doubt the British public will have much patience with any new monarch who settles a little too luxuriously into the wealthy trappings of the Crown, writes Virginia Trioli.

A collection of stunning and remarkably candid photographs showing the denizens of the underworld from a time when shiny cars were irresistible and cocaine was beginning to boom is now on display in NSW.

Applicants for permanent residency visas say the system is confusing and occasionally arbitrary, and sometimes the goal posts are moved without warning.  

The United States and South Korea say they are "committed to continue efforts to employ all elements of both countries' national power to strengthen the alliance" against the threat from North Korea.

Twelve months on, there is no absolutely clear decision on a new sub, and the most apparent choice is one that hasn't been designed yet, writes Laura Tingle.

Hundreds of bodies found at a mass burial site in territory recaptured days ago from Russians in north-eastern Ukraine are believed to be those of civilians, Ukrainian authorities say.

Hours of extraordinary rainfall causes flooding across central Italy, with at least 10 people dead and more still missing.

An armed man was cheered on as he held up his bank, in an attempt to access his savings. 

A close encounter with the Black Summer bushfires convinced Syd Crawford and Camille Goodman to try to eliminate their carbon emissions.

There are fears a growing crisis in WA's coal heartlands could imperil the state's biggest electricity grid less than a year after the lights flickered out during an intense heatwave.

One of the world's biggest science experiments could unlock a new identity — and a jobs boom — for WA's Midwest, as a base for space exploration.

Plans to launch NASA's mega Moon rocket have slipped to late September at the earliest. So why are liquid hydrogen rockets so finicky, and how do they stack up with other technologies? 

Firefighters are concerned the number of residential blazes being triggered by lithium-ion batteries will "increase considerably" over coming years, as devices like electric scooters become more popular.

A young Iranian woman dies after three days in a coma following her detention by morality police enforcing Iran's strict hijab rules.

Researchers using a remote underwater vehicle have raised fresh questions about exactly how fast the widest glacier on the planet is melting. Here's what that means for us.