Science & Tech

A person sitting on top of a mountain

As the world warmed from the last ice age, a rise in carbon dioxide levels stalled for nearly 2,000 years. That's always puzzled scientists, but now they think they know what happened.

A flowering plant

New research shows, in a world first, a recreation of the evolution of flowering plants through time - a complete angiosperm 'time-tree'.

sun

In nearly every part of the world heatwaves have been increasing in frequency and duration, a new study led by UNSW climate scientists shows.

man under burning sun

Heatwaves have become longer, hotter and more frequent. This trend is accelerating from climate change.

Chandrawati and Pahlevani

Dr Rona Chandrawati and Dr Farshid Pahlevani have been recognised in the list of Australia’s Most Innovative Engineers for 2020.

lifeguard on beach

COVID-19 is changing the dynamics of people swimming at beaches around the world, potentially making it more unsafe.

Climate change threat to tropical plants

Half of the world’s tropical plant species may struggle to germinate by 2070 because of global warming, a new UNSW study predicts.

Australia cyber network

The Coalition has announced a new package to boost cyber security. But this is not new money and much more needs to be done to ward off cyber threats.

Mukupirna nambensis

A new extinct family of giant wombat relatives has been discovered in the Australian desert. The giant marsupial that roamed prehistoric Australia 25 million years ago is so different from its wombat cousins that scientists have had to create a new family to accommodate it.

Colours of the Bulloo Overflow

The new national park declared by the NSW government is still in excellent condition because its water supply remains largely intact, a top ecologist says.

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