Rust to riches: Goethite's role in shaping Australia

Have you noticed many Australian landscapes, like the outback and our deserts, are brown and orange? This is especially easy to see when looking at a satellite image. Australia's red center is colored by an abundant mineral ...

Study removes human bias from debate over dinosaurs' demise

To help resolve the scientific debate over whether it was a giant asteroid or volcanic eruptions that wiped out the dinosaurs and most other species 66 million years ago, Dartmouth researchers tried a new approach—they ...

Crocodilians' ancestors grew old slowly

A recently discovered gigantic, ancient crocodylomorph species grew more slowly than other large reptiles of its day, such as dinosaurs, according to the new study, "Origins of slow growth on the crocodilian stem lineage" ...

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