Utilities

At the interface of AI, big data, the energy transition and mind-bogglingly complex weather systems, the ongoing supply of electricity relies on answering a deceptively simple question: Will it be sunny?

Deputy Liberal leader Jane Hume says Australia needs to be "open minded" on nuclear power if the country is to bring down emissions and make power cheaper. 

The energy regulator has approved the first stage of the Marinus Link electricity connection between Tasmania and Victoria, and the associated transmission line, but it's not known what effect it will have on Tasmanians' power bills.

The benefits of extremely low energy prices during the day are "washed away" by extremely high ones after dark. But there is light at the end of the tunnel.

Some parts of the state were still without power this afternoon, as SA Power Networks says outages are likely to persist this summer because of long-term wear and tear.

Tasmanian households have dodged a bullet, with the state's economic regulator refusing TasWater's proposed annual fee hikes of 8.8 per cent for the next four years.

The war-ravaged country has been plunged into an energy crisis as temperatures plummet below freezing, leaving millions unable to heat their homes.

The Albany mayor says the city has been blindsided by a decision to decommission the local gas network and transition thousands of customers onto bottled LPG gas.

In a move labelled a sign of the times, energy firm AGL was last week offering customers money to cut use during a heatwave.

Australia's energy prices continue to soar as questions continue to be raised about the actions of providers, including by this pensioner who was overcharged and then had debt collectors chasing him.

Firefighters are left without communications while battling emergency-level bushfires as an extended power outage sees mobile phone towers fail.

Federal Energy Minister Chris Bowen announces big changes to the government's battery subsidy scheme amid claims most of its $2.3 billion budget has been spent in just six months.

Soaring costs and trenchant criticism from some put the brakes on wind and transmission as the sun shines on big solar and batteries.

An energy watchdog says more renewable energy is projected to lower prices, but others warn the promise is illusory and more pain is coming.

With just two refineries left and 80 per cent of liquid fuel being imported, experts are warning Australia is increasingly vulnerable to global supply shocks.

The energy grid is not ready for the closure of the Eraring coal plant, the energy operator has warned, raising the threat of widespread blackouts in eastern Australia.

Tasmania's state-owned electricity distributor says a wave of executives receiving six-figure termination payments will, in the end, save the utility money in the long run.

Countries across the globe are racing to rewire their electricity systems for a decarbonised future. In Australia, delays are mounting, along with doubts about whether it can meet goals on schedule.

Victoria produces more gas than it uses, so how is the state on the verge of a gas shortfall?

A fire-resistant mesh is being used to protect thousands of wooden power poles from bushfires across the NSW Central Coast and Hunter regions.