
Nuclear Science Mod is a Minecraft Mod focused around nuclear physics that introduces many new machines/blocks and items into the game. Nuclear Science intends to relieve the burden of electricity generation in Minecraft. Advanced technologies like Fission and Fusion reactors, alongside particle accelerators, are included in this mod. Rare items like antimatter and dark matter also exist, which are used to craft different explosives and theoretical power generators. Other than providing energy, the mod introduces elements of nuclear physics into the game, making gameplay more scientific and realistic. The different machines try to follow real physics and chemistry to enhance this experience.

Features:
- Fusion and Fission reactors.
- Radiation.
- Hazmat suits.
- Antimatter.
- Dark matter.
- Radioisotope generators.
- Breeder and Fissile fuel rods.
- Particle Accelerators.
- Uranium.
- And a whole lot more.
Screenshots:
Fission Reactor


Machines



Radioactive Isotope Generator

Hazmat Armor in front of reactor

Reactor underwater

Reactor









Nuclear Science Mod Download Links
For Minecraft 1.21.1, 1.21
NeoForge version: Download from Server 1 – Download from Server 2
For Minecraft 1.20.1, 1.20
Forge/NeoForge version: Download from Server 1 – Download from Server 2
For Minecraft 1.19.2
Forge version: Download from Server 1 – Download from Server 2
For Minecraft 1.18.2
Forge version: Download from Server 1 – Download from Server 2
For Minecraft 1.18.1
Forge version: Download from Server 1
For Minecraft 1.17.1
Forge version: Download from Server 1
For Minecraft 1.16.5
Forge version: Download from Server 1 – Download from Server 2
For Minecraft 1.7.10
Forge version: Download from Server 1
- Downloads as 197844.mcaddon
- Download size: 6.0 MB
- Download link checked 26 Jul 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.