Fossils from northern Kenya point to a new human species that lived in Africa nearly 2 million years ago.
Fossils from northern Kenya point to a new human species that lived in Africa nearly 2 million years ago.
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.
An approved cancer therapeutic makes hiding HIV susceptible to antiviral therapy.
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.
Researchers engineer a member of the insect's intestinal flora to help thwart the malaria parasite before it can infect new hosts.
A new study suggests that a drug for blood poisoning that was withdrawn by its manufacturer does work after all.