Is our family tree due for a pruning?
Stem cell mini-brains reveal how brain regions organize.
New intravenous vaccine prevents malaria in first tests.
In a Chinese quarry, scientists discover the oldest known fossil primate skeleton.
A life-threatening disease emerges in Botswana from mongoose hosts.
A breakthrough technique delivers a see-through brain.
More carbs in our diet helped harmful oral microbes to succeed.
Bones reveal that ancient human relatives were part-time tree dwellers.
A web program creates disease maps to track epidemics.
Paying attention stimulates brain cells that improve memory.