Avatar photoRevisiting Votkinsk

Nicholas Kralev has an interesting story on the impending closure of the Votkinsk Portal Monitoring Facility. The key grafs confirm that rumor that the Bush Administration made the concession to Russian on ending monitoring at Votkinsk in November 2008: Congressional officials said they were told by the Obama administration that it “got stuck” with a …

Avatar photoCirincione on Colbert

Dear god. The best part is the sanction, bomb, marry game.

Avatar photoHe3 & DHS, Pt2: A Modest Proposal

We usually think of the enrichment power of a centrifuge as fixed by its physical parameters. For a given gas, that of course is true. For enriching uranium hexafluoride, centrifuges with larger rotational speeds (the enrichment power of a centrifuge actually goes as the square of the peripheral speed) and longer rotor lengths have a …

Avatar photoIran: Compliance in Defiance?

Warning: Even more speculative than usual. The Iranian government has spoken: in response to the the rebuke contained in Friday’s IAEA Board of Governors resolution, Iran has defiantly announced that it will build another ten enrichment facilities: “We had no plan to build many nuclear sites like [enrichment facility in the central city of] Natanz …