Connie Willis' award-winning sci-fi novel 'Doomsday Book' is one of the few time travel stories (that I know of, anyways) where a female perspective forms the core of the drama. Is it worth the read?
Traveling to the nearest star would require a generation ship. Can such a thing be done? As sci-fi author Kim Stanley Robinson explains with alacrity and precision, no, it can't.
Why is 'Frankenstein' considered the mother of the genre? How did we go from seeing so many utopian stories to dystopian ones? Where did the word "robot" come from? Will SF ever be recognized as "true" literature?