Related topics: dinosaurs

The sad state of biodiversity

Factfile on biodiversity ahead of talks opening Monday under the UN's Convention on Biological Diversity (CBD) in Hyderabad, India.

Seeking the deadly roots of the dinosaurs' ascent

Over the past 450 million years, life on earth has undergone at least five great extinctions, when biological activity nosedived and dominant groups of creatures disappeared. The final one (so far) was 65 million years ago, ...

Nautilus survives 500 million years -- until humans fancy it

No matter how well adapted an animal may be, it can spell evolutionary doom to have feathers or even shells that become coveted by human beings. Take the nautilus, a creature that pulled easily through the asteroid impact ...

When dinosaurs roamed a fiery landscape

The dinosaurs of the Cretaceous may have faced an unexpected hazard: fire! In a paper published online today, researchers from Royal Holloway University of London and The Field Museum of Natural History in Chicago have shown ...

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