US startup moves one-mile underground reactor closer to reality with key prototype ^36.9%

Interesting Engineering - By Neetika Walter - 7/8/2026, 7:01 PM

Optimism Bias 25.2% - Appeal to Authority 24.3% - Self-Serving Bias 13.5%

California-based advanced nuclear energy company Deep Fission has delivered the prototype reactor canister for its underground small modular reactor system to its test site in Parsons, Kansas, marking a key step toward validating its unconventional nuclear power concept. The factory-built canister will be used in the company’s... more