Phyllis K Twombly: 2 books

After thousands of years away from Earth, an advanced group of men have returned, forever changed for the better. In this continuation of the Martian Symbiont series, the men rediscover family and find friendship. Each man has evolved to include a symbiont-a telepathic entity swimming through his...

These aliens have been away from Earth so long they no longer consider themselves human. They lost their women to a virus in space and returned with high hopes. In the few hundred years they've been back, they've run into problems. Incapable of mating until they've 'Been Blued', they search...