Plentiful ice in the Saturn system hints at its age.
Diversity in algae-eating fish protects coral from toxic seaweed.
More carbs in our diet helped harmful oral microbes to succeed.
Astronomers measure how fast a black hole spins.
A new study identifies a likely ancestor to all placental mammals.
Scientists are using human ancestry to study modern diseases.
Bones reveal that ancient human relatives were part-time tree dwellers.
A river valley found on a distant moon resembles Earth’s Nile.
Supramap creates disease maps to track the evolution of epidemics.
A short-nosed bat bests its nectar-drinking cousin at pollination.