A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.
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A clock running fast could explain Darwin’s fossil record gaps
Charles Darwin worried that the fossil record looked strangely abrupt, with complex animals appearing in a geological instant ...
The oldest fossilised remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...
Recent discoveries in the field of epigenetics, the study of inheritance of traits that occur without changing the DNA sequence, have shown that chronological age in mammals correlates with epigenetic ...
Morning Overview on MSN
Dinosaur eggshells can 'tick' like clocks, revealing deep time
Dinosaur eggshells, once treated as background scenery in fossil digs, have turned out to be some of the most precise ...
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