Breaking news, curated around the clock
Home /Science

Small modular nuclear reactor reaches criticality in first test

Science | 2026-06-05 at 19:23 UTC | Source: arstechnica.com
Small modular nuclear reactor reaches criticality in first test
The reactor, from a startup called Antares, isn't ready to generate power yet.
Read Full Article →
← More Science news
Related Articles
2026-11-03 · 16:00
The nuclear waste repository in Finland designed to outlast modern civilisation
The first engineered structure built to last for 100,000 years is about to begin operations.
2026-11-07 · 10:00
COP climate summits might yet have a useful future – here’s how
No one is expecting COP31 to save the world from climate disaster, but it could provide a small taste of how…
2026-11-04 · 21:56
Uranium cubes reveal why the German nuclear project failed
"Our calculations suggest Heisenberg significantly underestimated the materials required."
2026-11-05 · 00:32
Would you take a test to see if your life will be cut short? I did - and it changed me
Laura Sides faced a dilemma of whether to find out if she would inherit her father's condition.
2026-11-03 · 20:57
Orbital Matter 3D printed the first rigid beam in the vacuum of space
An in-space construction first could be an enabler for the space data centers of the future.