Discover new books on Goodreads
Meet your next favorite book
Bergmann’s Rule, named for the nineteenth-century German biologist who described it, refers to the tendency for size to increase with latitude among individuals within a species or among closely related species.
“Who controls the past controls the future. Who controls the present controls the past.”
― 1984
― 1984
“I must not fear. Fear is the mind-killer. Fear is the little-death that brings total obliteration. I will face my fear. I will permit it to pass over me and through me. And when it has gone past I will turn the inner eye to see its path. Where the fear has gone there will be nothing. Only I will remain.”
― Dune
― Dune
Hard SF
— 1213 members
— last activity Oct 15, 2026 12:28AM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.
Jonathan’s 2025 Year in Books
Take a look at Jonathan’s Year in Books, including some fun facts about their reading.
6,220 books
|
4,950 friends
487 books
|
26 friends
263 books
|
14 friends
2,836 books
|
81 friends
128 books
|
5 friends
105 books
|
139 friends
196 books
|
11 friends
728 books
|
14 friends
More friends…
Favorite Genres
Polls voted on by Jonathan
Lists liked by Jonathan