Super-salamander: Earth’s top predators more than 200 million years ago

World’s largest asteroid impacts found in central Australia

International study raises questions about cause of global ice ages

Japan opts for massive, costly sea wall to fend off tsunamis

Did a volcanic cataclysm 40,000 years ago trigger the final demise...

Crocodile ancestor was top predator before dinosaurs roamed North America

Protein the clue to solving a Darwinian mystery

Iron rain fell on early Earth, new Z machine data supports

Beetles beat out extinction

Unaweep canyon and Earth’s deep-time past

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