you need to be able to communicate
Not necessarily. Piloting the weapon into position with internal navigation, then having the thing recognize and engage targets autonomously is becoming common with drones.
Also, you can just trail a very long wire behind the thing to communicate with home base. This is how torpedoes have worked going back to the Cold War.

For the curious: "War on Science" is a book of essays including Lawrence Kraus (whom "edits" the volume) and Richard Dawkins.
You might think that this book would be about RFKjr or the collapse of US funding for research. No. The 'war on science' is when academics are held accountable to woke ideology i.e. being disciplined for having sex with your students. It's publisher doesn't usually cover science, mostly selling books about fundamental Christianity.
For those of us who watched the brain-rot of Islamophobia and misogyny take over the skeptic community back in the early 2010s, it's no surprise that these men turned out to be grifters in bed with fundamentalist Christians over their shared hatred of Muslims and women.
There is so much more to the video. Including specifics about some of the essays and their authors; the Jeffery Epstein connection; and how feminism destroyed the "new atheist" movement.