News tagged with snowball earth

Earth's moon may not be critical to life

The Moon has long been viewed as a crucial component in creating an environment suitable for the evolution of complex life on Earth, but a number of scientific results in recent years have shown that perhaps our ...

dateJan 27, 2015 in Space Exploration
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The oldest evidence of bioturbation on Earth

The Ediacaran Period, an interval in Earth's history after the Snowball Earth glaciations but before the Cambrian radiations, marks the introduction of complex macroscopic organisms synchronously in unrelated groups. It has ...

dateMar 20, 2012 in Earth Sciences
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Snowball Earth hypothesis challenged

The hypothesis that the Earth was completely covered in ice 635 million years ago has received a serious blow. The atmospheric concentration of CO2 during that period was much lower than previously thought, ...

dateOct 12, 2011 in Earth Sciences
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