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How the toxic pests, described as "dispersal machines", are thwarting efforts to halt their advance.

The ancient arthropod, found in Herefordshire, joins a long list of items named after the TV legend.

Concerns raised again that the NEM's coal and gas generators can no longer deliver the grid security services expected of them.

Solar Analytics awarded $2.1m grant funding from ARENA to fast-track its household solar monitoring technology.

Carnegie is pleased to announce a capital raising via a Share Purchase Plan to raise up to $6 million for the 10MW Northam Solar Project and its project pipeline.

Market rules again under focus as SA generators push up prices, and regulator report documents another incidence when gas plant "failures" and rebidding pushed prices to stratospheric levels.

Careful examination of the economics of the battery will be needed to ensure that the people of South Australia get the right sized solution at the right price.

Ted Dillard's must read book about the history of electric motorcycles has captured a much wider and more profound story.

Electric vehicles could help answer the question of how much renewable energy capacity to build, and how fast.

The Australian says 2009 report warned SA should not go beyond 20% renewables. Actually, it said "there are no significant technological constraints" to achieving 40%.

Despite the Coalition talking down renewables, the Kodak moment has finally arrived.

The amount of coal-fired power plants under development dropped dramatically in 2016.

In our new series on Australian renewable projects, we visit a suburb where an investment scheme makes solar energy accessible to those who need it most

In Darebin in Melbourne’s northern suburbs, solar installations have spread rapidly through the area’s low-income households.

“We call it the ‘nonna effect’,” says Trent McCarthy, a Greens councillor in Darebin. “The nonna in the street has her solar on her roof. She’s very proud, she tells all of her friends. It’s social marketing 101.”

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In the second of our series highlighting innovative renewable energy projects across Australia we show how many older residents of a Melbourne suburb have embraced solar energy, backed by a council scheme where they can pay for panels in instalments. One of the early adopters was a 102-year-old man. ‘He understood that the benefits lasted way beyond his lifespan,’ reports Kate Nicolazzo of Positive Charge. The residents say they are making big savings on their energy bills and doing their bit for the environment too

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Sea otters may have been using stone tools for thousands or even millions of years, say scientists.

Nasa plans small satellite missions, which could open up new ways of exploring the Solar System.

Feed-in tariffs are simplest and best known mechanism to support rooftop solar, but are there other ways to value distributed generation?

Green groups’ report says move to cleaner energy in China and India is discouraging the building of coal-fired units

The amount of new coal power being built around the world fell by nearly two-thirds last year, prompting campaigners to claim the polluting fossil fuel is in freefall.

The dramatic decline in new coal-fired units was overwhelmingly due to China and India because of policy shifts and declining investment prospects, found a report by Greenpeace, the US-based Sierra Club and research network CoalSwarm.

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Rangers trap and kill four-metre crocodile near where Warren Hughes disappeared on Saturday

Rangers have killed a four-metre crocodile blamed for a fatal attack on a spearfisherman in Queensland’s far north.

The crocodile was trapped and killed about 10pm on Tuesday, at the mouth of the Russell river close to where Warren Hughes, 35, disappeared on Saturday.

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President jokes while signing space agency funding bill