There are over 370 Warhammer 40k novels and counting, so narrowing down the best can be tough. Here are our picks.

This universe is getting to be a lot. As if troubling political trends, climate change, and a rising billionaire class weren’t bad enough, the space beyond our little blue planet is equally full ...

Beginning with Leviathan Wakes, The Expanse book series gives a deeper dive into the space age drama you know and love ... lightyears and onto alien battles over the centuries, the universe looks less ...

Mandel remains enchanted by space but is skeptical that humans are the optimal trailblazers. Robots, rovers, probes, and ...

The iconic tabletop card game has dabbled in science fiction before, but this new set is space opera-flavored and full of ...

We talked with author Peter F. Hamilton about Exodus: The Archimedes Engine, a prequel novel to the sci-fi RPG video game Exodus, and more.

“Using newer mathematical tools, my colleague and I have demonstrated a new theory that may accurately describe the universe. Instead of basing the theory on the warping of space and time, we ...

Physics The radical idea that space-time remembers could upend cosmology There are new hints that the fabric of space-time may be made of "memory cells" that record the whole history of the universe.