The aim of science is to discover and illuminate truth. And that, I take it, is the aim of literature, whether biography or history... It seems to me, then, that there can be no separate literature of science.
We do not have to be ashamed of what we are. As sentient beings we have wonderful backgrounds. These backgrounds may not be particularly enlightened or peaceful or intelligent. Nevertheless, we have soil good enough to cultivate; we can plant anything in it.