News tagged with earth atmosphere

When continents formed

A new way to calculate the age of the Earth's crust has been developed by researchers from the University of Bristol and the University of St Andrews.

dateJan 13, 2011 in Earth Sciences
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Extreme global warming in the ancient past

Variations in atmosphere carbon dioxide around 40 million years ago were tightly coupled to changes in global temperature, according to new findings published in the journal Science. The study was led by scientists at Utrecht ...

dateNov 10, 2010 in Earth Sciences
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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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Will we ever colonize Mars?

Mars. It's a pretty unforgiving place. On this dry, dessicated world, the average surface temperature is -55 °C (-67 °F). And at the poles, temperatures can reach as low as -153 °C (243 °F). Much of that has to do with ...

dateJun 01, 2015 in Space Exploration
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