Tau Zero By Poul Anderson Is A Based Hard Sci-Fi That Couldn't Get Published Today

Hard science fiction received its mega-based installment with Poul Anderson releasing Tau Zero in 1970, a book that has largely been ignored in recent years by the sci-fi establishment but stands the test of time.

Poul Anderson, despite having what one might argue is more talent than Isaac Asimov, Arthur C. Clarke, and Robert Heinlein, has been largely i…