A Random

SCIFI.radio story

Earth is invaded by a swarm of sentient nanobots quiveringStar Swarm dimension-hopping kangaroos who understand us all too well even though they are radioactive who tend to stutter under pressure when confronted by a bunch of kids playing disco music on boom boxes , but scientists create a new weapon which turns them into weird rocks.
The End.so they eat us all.
The End.