Early research suggests virus can protect rodents without negative side effects.
Despite high-profile study, the ancestors of humans living today likely evolved in many places at once, say critics.
Oxygen-sensing genes allow cells to adapt when oxygen levels drop.
Scientists identify two genes behind plant cell pumps that produce sourness -- and variation in flower color.
For the first time, scientists have sequenced the poppy genome -- and found some curious genetics at work.
A citizen science initiative reveals new insights about the spread of tick-borne infections.
Elephants and other mammals that lost their scrotums offer a peek at the genitals of our common ancestor.