News Summary

Radiant Nuclear, a startup developing microreactors, has raised over $300 million in a funding round led by Draper Associates and Boost VC, with participation from Ark Venture Fund, Chevron Technology Ventures, Friends & Family Capital, Founders Fund, and others. The funding values the company at more than $1.8 billion. Radiant aims to replace diesel generators at commercial and military sites with its 1 MW reactors, which are cooled by helium and use TRISO fuel. The startup has signed a deal with Equinix to supply 20 reactors to data centers. Radiant is also building a demonstration reactor at the Idaho National Lab, with testing expected to begin in 2026.