Maddy King

He has the chic of a Silicon Valley tech bro and a clean energy pitch for investors, but will Gerard Barron's deep-sea mining dream do more harm than good?

A push to extract minerals from the depths of the Pacific Ocean is gaining momentum. Here is how it works and why it has become a global flashpoint.

Australians aged in their 30s and 40s are experiencing unprecedented and in some cases world-leading rates of 10 different types of cancer — and scientists are desperate to understand why.

The problems in the system have been laid out and there's a growing chorus of voices demanding urgent action before more lives are lost.

Distraught families say the New South Wales public mental health system abandoned their loved ones when they needed care the most — and doctors warn the crisis is only getting worse.

Doctors and nurses see people in crisis being turned away, patients discharged before it is safe, and interminable wait times boil over into life-threatening violence.

Australia's domestic spy agency, ASIO, was repeatedly warned about a potential attack on a Sydney bishop almost two years before it happened, according to explosive claims by a former undercover agent.

Experts and families are warning that the current system to intervene and rehabilitate people who have joined extremist groups is flawed.

Families call on governments to act as loved ones fall into extremism.

These families never imagined their loved ones would be drawn to Neo-Nazi groups. Now they're fighting to get them back and begging the government to help.

Toll roads are a part of life for many Australians, but the fees to drive on them, and the fines for not paying, are pushing motorists to the edge. These suburbs are feeling the pinch more than others.

Four Corners exposes a system riven by conflicts of interest that threatens to destroy some of the NT’s most famous tourism destinations.

There are fears that sacred, pristine sites are being put at risk by a government-backed push to grow cotton in the outback.

This one-time Greens candidate, who is waging war on wind turbines, has found an unlikely ally — and a receptive audience — in Queensland's coal country.

Four Corners investigates meth's murky supply chains – and the faceless figures profiting at the top.

Australians are among the biggest users of ice in the world. Four Corners investigates where some of that crystal meth is coming from, and who's behind it.

Four Corners challenges some of Israel’s most powerful political and military voices about the country’s strategy and intentions.

Four Corners talks to insiders in Israel's defence and intelligence establishment to challenge them about one of the most controversial wars in modern times. 

Almost 500 health practitioners have been sanctioned for sexual misconduct involving patients. Nearly a third are still allowed to work.

The federal health minister pushes for a "rapid review" after Four Corners shares details of investigation into sexual misconduct by registered health professionals.

As towns and suburbs continue to go under water, experts say Australia is at a critical moment where the choices made now will determine whether the misery will be repeated for generations to come.