By Daryl G. Kimball

Today, fifteen years after the Comprehensive Nuclear Test Ban Treaty was opened for signature, more than 100 senior government officials will gather at the United Nations in New York for the seventh conference on "Facilitating Entry Into Force of the CTBT."

(Image Source: CNN)
By Greg Thielmann

By Xiaodon Liang

U.S. HMMWV fording a river in Afghanistan

By Peter Crail

The Institute for Science and International Security has posted the latest IAEA report on Iran's nuclear program.

The report provides some additional information about recent developments reported in the media regarding Iran's installation of centrifuges at the Fordow plant near Qom and plans to increase enrichment to 20%, but leaves out a critical detail: the type of machines Iran is currently installing at Fordow.

By Peter Crail

By Daryl G. Kimball

Earlier today, the original five nuclear weapon states issued a statement following their meeting earlier this week in Geneva regarding the impasse at the Conference on Disarmament and efforts to move forward on talks on a fissile material cutoff treaty (FMCT).
In the statement issued by the U.S. Department of State spokesperson, the group (China, France, Russia, United Kingdom, and United States) said:
U.S. DEPARTMENT OF STATE
Office of the Spokesperson

August 30, 2011
STATEMENT BY VICTORIA NULAND, SPOKESPERSON

By Daryl G. Kimball

August 29, 2011 is the second official International Day Against Nuclear Tests. It coincides with the 20th anniversary of the historic events that led to the closure of the former Soviet nuclear test site of Semipalatinsk, where more than 456 explosions contaminated the land and its inhabitants.

Senator Jim Inhofe (R-Okla.)

By Greg Thielmann

By Greg Thielmann