By Tom Z. Collina
A new study in the March 2012 issue of Science & Global Security suggests that North Korea carried out a small nuclear explosive test in May 2010. If true, this would be the third nuclear test by North Korea and its first that was not announced.
CTBTO radionuclide monitoring station, Okinawa, Japan
By Greg Thielmann
DNI James Clapper Testifies at Jan. 31 Senate Intelligence Committee Hearing
HMS Vanguard launches US-supplied Trident II D5 SLBM off Florida in October 2005. (Image Source: FAS.org.)
By Daryl G. Kimball
(Note: this post was updated on Jan. 27)
By Greg Thielmann
U.S. policy-makers grappling with the Iranian nuclear challenge require the same psychological insight required for success in playing the stock market. The advice, "buy low, sell high," may be obvious, but it is difficult to apply in practice, because investors' emotions lead them in exactly the opposite direction.
Paul van den IJssel of the Netherlands, president of the 2011 BWC Review Conference, and U.S. Secretary of State Hillary Rodham Clinton (Image Source: U.S. Mission to Geneva)
By Oliver Meier
By Daryl G. Kimball and Tom Z. Collina 
This morning, President Obama and Defense Secretary Panetta unveiled their new defense strategy that is designed to yield some $450 billion plus in budget savings that must be achieved over the next decade.
By the Arms Control Association Staff
The business of tracking and combating the dangers posed by the world's most dangerous weapons is often filled with grim news and frustrating setbacks. Often lost in the mix are the good deeds that lead to arms control successes.
By Daniel Horner
On Dec. 5, the parties to the Biological Weapons Convention (BWC) began a review conference in Geneva that is scheduled to end Dec. 22. The BWC members meet every five years to assess the functioning of the treaty, which came into force in 1975 and has 165 parties.
By Daryl G. Kimball
Today, the Indonesian parliament approved the ratification of the 1996 Comprehensive Test Ban Treaty, bringing the number ratifications necessary for entry into force down from 9 to 8.
Indonesian Foreign Minister Marty Natalegawa
