Genomic analyses reveal that the polar bear evolved between 4 and 5 million years ago, far earlier than previous studies had estimated.
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A relatively new pair of sex chromosomes in the fruit fly allows researchers to track their evolution from the beginning.
Researchers breed fruit flies that, after 40 generations of conditioning, have acquired the ability to react to numbers.
Guppies with experimentally shrunken brains produced more offspring than guppies bred for larger noggins, confirming a long suspected tradeoff of bigger brains.
A new study finds that an Alaskan population of the fish has quickly evolved in response to warming temperatures.
The National Institutes of Health is launching a pilot program to introduce students to clinical and translational research.
The rate of evolution is affected for millenia after mass extinctions.
The recently hyped amoeba-flagellate Collodictyon has many secrets to tell about early eukaryotic evolution.
Evolving, The Moral Molecule, Aping Mankind, and Experiment Eleven
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