The root system of a tree species is genetically different than the leaves of that individual, potentially modifying scientists’ understanding of evolution.
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Fossils from northern Kenya point to a new human species that lived in Africa nearly 2 million years ago.
A researcher from the John Wayne Cancer Institute has settled his scientific misconduct case with the Office of Research Integrity.
Lymphatic vessels grow towards two chemokines, revealing signals that could be important in cancer metastasis.
At age 16, Alexandra Sourakov has her first scientific publication, on the foraging behavior of butterflies.
Like commensal gut organisms, skin microbiota appear to help the mammalian immune system mature and stay regulated.
Evolving the ability to run may also have made our ancestors smarter, suggesting that exercise can be healthy for the brain as well as the body.
Two whole genome duplications boosted the complexity of the ancestor of all vertebrates, but also introduced potential for disease.
Genomic analyses reveal that the polar bear evolved between 4 and 5 million years ago, far earlier than previous studies had estimated.
A relatively new pair of sex chromosomes in the fruit fly allows researchers to track their evolution from the beginning.
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