This Saturday marks the 25th anniversary of Warhammer 40k, which is sort of a big deal if you're male between the ages of 13 and 60 who digs sci-fi violence and the sweet, seductive scent of acrylic paint. The franchise kicked off in 1987 as a sci-fi take on Games Workshop's fantasy tabletop game "Warhammer." From there, it steadily sucked in sci-fi influences to become its own distinct world: novels, movies, video games and of course vast armies of tiny soldiers.
I grew up painting figurines and playing war games with my dad, so I have a warm place in my heart for Games Workshop. But the don't pay me to reminisce. They pay me to bring the science. So here, for your enjoyment, are five sciencey reasons to be thankful for the Warhammer 4oK universe: