The chances of a wetter-than-average summer for eastern Australia are increasing, with a La Nina weather pattern likely to take hold in the Pacific.

It made headlines last year when, in all likelihood, it become the first mammal driven to extinction by human-induced climate change. But what if its name – not just carbon emissions and rising seas – played a role in the demise of the Bramble Cay melomys?

Wildlife photographer Brent Stirton has won the prestigious Wildlife Photographer of the Year award.

The fashion house has announced it will no longer use animal fur, beginning with its spring summer 2018 collection.

Cicadas' fairy-like wings have near-magical powers to withstand bacteria, a doscovery that has fascinated nanoscientists Gregory and Jolanta Watson.

There was a moment of stunned silence at a hastily arranged teleconference of energy ministers on Tuesday evening.

The Turnbull government's national energy guarantee could supply as large a share of renewable energy into the market as proposed by the Finkel Review, Bloomberg New Energy Finance says.

Renewable energy's share of the electricity sector will plateau from 2020 under the Turnbull government's energy plan.

A low pressure trough saw warm and humid conditions this week.

At long last, rain is on its way to Sydney, the weather bureau says.

Only a lack of thumbs has held whales and dolphins back, evolutionary biologist Susanne Shultz says.

Federal Labor has pointedly left open supporting Malcolm Turnbull's "game-changing" energy reliability package despite launching a spirited parliamentary attack on Wednesday.

Hundreds of Victorian doctors and medical staff are pressuring their super funds to quit investing in coal and oil for the sake of human health, just like they quit investing in tobacco five years ago.

Households will be slightly better off under the reinvented energy and emissions policy.

Tests by consultants GHD shows the controversial fire fighting foam is at low levels outside the Coolangatta Airport but above drinking water standards.

A carbon price is set to return under the Turnbull government's new national energy guarantee.

Not only can our gilled friends become depressed, but some scientists consider fish to be a promising animal model for developing anti-depressants.

• COMMENT

What a transformation. From leather jacket Malcolm warning of fig leaf Coalition policies that will do nothing for carbon reduction, to what.... Old King Coal, Captain Reliable, Chief Power Ranger?

• ANALYSIS

The Turnbull government likes to call it an energy "trilemma" – how to meet the triple challenge of an affordable and reliable electricity system that also meets Australia's international obligations to cut emissions.

Sydney may get its wettest day in more than four months later this week, bringing brief respite to the city's parched parks and gardens.

Activists took aim at the bank's refusal to rule out future investment in new coal projects.

Tony Abbott warned that any energy package agreed to in cabinet must pass a party room wary of anything approaching a clean energy target.

As portrayed in novels, the California of the future is barely habitable. Fiction? Perhaps less so after last week.

A mysterious and rare hole the size of Tasmania has opened up in the Antarctic sea ice,

Not one, not two but up to 80 quolls have been born at Mulligans Flat in Canberra's north.

One of the world's rarest parrots may have teetered closer towards the brink of extinction in the wild with no females among the first wave to return to their Tasmanian breeding grounds.

For the second time in four years, a breeding colony of penguins on Antarctica has collapsed.

Tony Abbott's speech to the Global Warming Policy Foundation provides a mix of partial truths that are designed to create a plausible whole.

The global shift from fossil fuels to renewable energy will continue regardless of political action such as the US withdrawing from the Paris climate agreement or outbursts from ex-Australian prime ministers, a senior ratings analyst says.