News tagged with atmospheric oxygen levels

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 ...

dateMar 29, 2012 in Archaeology & Fossils
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Raising giant insects to unravel ancient oxygen

The giant dragonflies of ancient Earth with wingspans of up to 70 centimeters (28 inches) are generally attributed to higher oxygen atmospheric levels in the atmosphere in the past. New experiments in raising modern insects ...

dateOct 29, 2010 in Earth Sciences
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