UNITED STATES - DECEMBER 01: The mushroom cloud produced by the first explosion by the Americans of a hydrogen bomb at Eniwetok Atoll in the South Pacific. Known as Operation Ivy, this test ...

During the 2008 presidential campaign, Barack Obama emphasized the importance of preventing nuclear terrorism by saying that he would hold a summit in 2009 — his first year in office — "and regularly ...

Oct. XX, 2005— -- The U.S. government's efforts to detect, prevent and respond to nuclear terrorism involve the full spectrum of executive branch agencies, from the intelligence community to ...

Secretaries Gates and Clinton preview this week's Washington nuclear summit. WASHINGTON, April 11, 2010— -- World leaders from 47 countries are descending on Washington this week for an ...

SEOUL, South Korea -- Material that can be used to make nuclear bombs is stored in scores of buildings spread across dozens of countries. If even a fraction of it fell into the hands of terrorists, it ...

UNITED NATIONS -- After a seven-year struggle, the U.N. General Assembly adopted a global treaty Wednesday to prevent nuclear terrorism, making it a crime to possess radioactive material or weapons ...

The crisis in Ukraine underscores the prescience of the international efforts to eliminate all nuclear weapons and weapon-grade material there after the collapse of the Soviet Union. Their success ...

WASHINGTON (Reuters) - Nearly 50 world leaders meet in Washington next week for a summit aimed at preventing nuclear terrorism. It will be one of the largest such gatherings on U.S. soil since World ...

DHS Secretary Michael Chertoff cites progress Bush administration has made after independent report gave the U.S. a "C" for the measures it has taken to prevent future attacks. Homeland Security ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

THE HAGUE - World leaders called on Tuesday for countries to minimize their stocks of highly enriched nuclear fuel to help prevent al Qaeda-style militants from obtaining atomic bombs, at the end of a ...