Fluxnium Secures $7 Million Seed Round to Extract Uranium From Seawater

By Aamir Khollam · Interesting Engineering · 2026-09-24

According to Interesting Engineering, Fluxnium recently raised $7 million to advance its specialized fiber technology designed to capture dissolved uranium from the ocean. The startup aims to build a domestic fuel supply for the U.S. nuclear sector by deploying longline systems m

According to Interesting Engineering, Fluxnium recently raised $7 million to advance its specialized fiber technology designed to capture dissolved uranium from the ocean. The startup aims to build a domestic fuel supply for the U.S. nuclear sector by deploying longline systems m