Compared to fossil fuels including natural gas, biogas — which is made from waste — is a cleaner, greener alternative — but researchers are still worried about emissions.

A draft plan for a new "capacity mechanism", aimed at ensuring stability in the national electricity grid, could see coal and gas generators paid for reliable power supply.

Bruce Lehrmann's defence team applies for a second stay on the case, this time claiming Lisa Wilkinson's dedication of her Logie win to Brittany Higgins has invited unwelcome publicity to the trial as it is about to begin.

Four-time Olympic gold medallist Cate Campbell encourages inclusion in swimming while supporting restrictions on transgender athletes during a speech to FINA.

More than 700 people from around the country have come forward with concerns about Australia's failing child protection system. These are their shocking claims.

Federal leaders say they will hold a meeting with the National Children's Commissioner to determine action to protect children after an ABC investigation reveals youths in care are being raped and neglected.

Bureaucrats in Canberra are expecting a shake-up of top jobs, with the head of the Department of Foreign Affairs and Trade expected to be replaced due to her role in the robodebt scandal.

The ASX has dropped by more than 15 per cent from its record high, sliding closer towards a bear market. Some investors may be tempted to "buy the dip", but market experts say there is "further downside" ahead.

The end of the day is usually when most of us start to unwind – but that's when Australia's energy market experiences the biggest strain. Here's what you need to know about off-peak electricity.

The multi-pronged cost of living crisis has spared few Australians from increased financial stress. In response, cash-strapped households have been forced to find new ways to cut back spending. 

The world-renowned park will partially reopen at 8am on Wednesday and accommodate fewer visitors for the time being, before more roads are reconnected in a fortnight.

As Ukraine President Volodymyr Zelenskyy calls on the West for more weapons, one US city answers the call in an unexpected way.

Townsville's most senior serving ADF member has acknowledged "frustrations" among Defence personnel in accessing mental health support and ongoing hazing practices at the barracks.

A mood of despondency has settled over financial markets and there appears to be little room to hide, making life extremely difficult for investors, including those depending on their retirement assets, writes Ian Verrender.

Bronius "Bob" Sredersas, who donated about 100 works to a Wollongong gallery and has a room named after him, is found to have been a Nazi during the German occupation of Lithuania.

Fatima Payman will become the first Muslim woman who wears a hijab to sit in Australia’s Parliament after claiming WA's sixth senate seat.

Clive Palmer's United Australia Party has claimed its only seat in the upper or lower houses of federal parliament, with Ralph Babet claiming the sixth and final Senate seat in Victoria.

Police are investigating the theft of $50,000 worth of donated cosmetic products from a Foodbank SA warehouse in Adelaide. 

Child sex offenders abroad are targeting Australian boys online in schemes that groom them to produce child-abuse material subsequently used to extort money, the Australian Federal Police (AFP) warns.

Charlie looks like any energetic four-year-old, but his life depends on the kindness of strangers, and as the nation's blood and plasma stocks dwindle, the Red Cross is calling for more donors.

Detectives have issued a fresh plea for information on the 13th anniversary of the disappearance in regional Victoria of Krystal Fraser, who was due to give birth just days after she vanished.

The world's biggest gambling hub Macau has begun a second day of mass COVID-19 testing after dozens of locally transmitted cases were discovered over the weekend. Most businesses have shut but casinos remain open.

The US is committing more funding to Ukraine than for NASA and climate change, but the challenge is how to keep track of where the money actually goes.

Authorities are investigating after the horrific discovery of numerous green turtles with their bellies slit open and eggs removed in nature reserves off north-western Australia.

A company which put a stobie pole in the middle of an Adelaide bike path says it will divert the route around it — but only after publicity over the weekend highlighting the danger to cyclists.