Microfossil spectroscopy dates Earth's first animals

Molecular clock dates for the first animals to walk the Earth don't match the fossil record. Comparing the disparate DNA of two different species and extrapolating how long it would take for them to mutate from a common ancestor ...

Whales' eyes offer glimpse into their evolution from land to sea

University of Toronto researchers have shed light on the evolutionary transition of whales' early ancestors from on-shore living to deep-sea foraging, suggesting that these ancestors had visual systems that could quickly ...

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