It turns out that a gene called LTR5Hs activates a gene that affects the growth of an embryo and the proliferation of stem ...

Our ancient past isn't always buried history. When it comes to our DNA, nearly 9% of the human genome is made up of leftover genetic material from ancient viruses (called endogenous retroviruses or ...

Fragments of DNA left by viruses that infected our distant ancestors may be 'firestarters' for new human life, new research finds. "Our results illustrate how recently emerged… genes can confer ...