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Astronomy 16 hours ago

Indigenous Australians were the world's first astronomers. But their knowledge is now at risk

I'm a proud Yorta Yorta and Barapa Barapa man, an Indigenous astronomer and a trainee ecologist. When I look at the night sky, I don't just see stars. Instead, I see an ancient knowledge system that has guided people, culture ...

Paleontology & Fossils May 11, 2026

What it would have been like to experience the dinosaur‑killing asteroid armageddon: A blow‑by‑blow account

A great Tyrannosaurus rex strides through the conifer trees of her territory, sniffing the air. She picks up the scent from the carcass of a dead horned dinosaur, Triceratops, that she was feeding on yesterday. She walks ...

Evolution May 11, 2026

The G-value paradox: Why similar genes can lead to very different brains

Biologists have long puzzled over why organisms with similar numbers of protein-coding genes can differ so dramatically in nervous system complexity. New research points to a potential link between the expanding diversity ...

Plants & Animals May 10, 2026

Self‑destructive behavior among Hermann's tortoises on a Macedonian island is leading to 'demographic suicide'

On the strictly protected island of Golem Grad in North Macedonia, the tortoises are destroying their own population. During prolonged courtship, aggressive males are exhausting the females and frequently pushing them off ...

Molecular & Computational biology May 9, 2026

How river DNA can track fish, frogs, fungi and human feces all at once

A single scoop of water from an Irish river has revealed evidence not only of Ireland's only frog species—as expected—but also signs of the dreaded B. dendrobatidis fungus, marking the first time this devastating amphibian ...

Ecology May 6, 2026

'Not just hot water': Marine heat waves can create toxic relationship between seagrasses and microbes

Heat stress from marine heat waves can create a toxic relationship between seagrasses and a hidden ecosystem of bacteria, transforming a previously beneficial co-existence between marine plants and microbes into a harmful ...

Plants & Animals May 5, 2026

Biological invasions can cause severe animal suffering

Biological invasions occur when organisms such as animals and plants are introduced by people to regions of the world where they do not naturally occur. In these new locations, these organisms are referred to as "alien species."

Ecology May 5, 2026

Measuring the negative impacts of biological invasions on animal welfare

Increases in global trade and travel are causing animal and plant species to be more frequently introduced to regions of the world where they do not naturally occur. In these new regions, these species are often referred ...

Ecology Apr 30, 2026

Assessing the impact of drones on whale sharks

In recent years, using drones for wildlife research has proven to be a valuable tool in collecting data for population surveys, observing behavior and measuring animals' physical dimensions. A new study led by Murdoch University ...

Environment Apr 28, 2026

Invisible fertility crisis: Chemicals and climate change threaten reproduction across species

The rise in infertility is not limited to humans, as environmental stressors are quietly undermining the reproductive potential of different forms of life. A recent review published in npj Emerging Contaminants investigated ...

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