A Random

SCIFI.radio story

Earth discovers a portal to a dimension filled with sentient vegetables who want to plug us into a power grid and use us as living batteries even though they have seen every episode of Firefly who derive their sustainance by the army, navy, air force, space force and/or marines , but scientists create a new weapon which turns them into weird rocks.
The End.but they die from catching the common cold.
The End.