recipe:
1 grenade, 3 uranium-238, 2 electronic circuit

research to unlock:
150 bottles of automation, logistic, chemical, and military. prerequisites: uranium processing and military 2.

The pearls have a 64 tile range. You take a little bit of fall damage when you land. If you throw somewhere the player can't be, like water, the ender pearl will break and you won't teleport.