Last week, China proposed a way to reduce tensions on the Korean peninsula: Pyongyang would freeze its missile and nuclear programs in exchange for Washington and Seoul halting their current round of military exercises. China also sees this as a way of starting talks between the United States and North Korea, which it believes is
The US early warning system is on watch 24/7, looking for signs of a nuclear missile launched at the United States. As a highly complex system with links to sensors around the globe and in space, it relies heavily on computers to do its job. So, what happens if there is a glitch in the
The following post was written by David Wright and Lisbeth Gronlund as part of our Huffington Post series on nuclear security. Gronlund and Wright are both Senior Scientists and Co-Directors of the Global Security Program for the Union of Concerned Scientists. Yesterday the White House announced that President Obama will visit Hiroshima — the first sitting
In April 2009 in Prague, President Obama highlighted the continuing risks posed by nuclear weapons. He promised to “take concrete steps” to reduce those risks and “put an end to Cold War thinking.” Since then, the administration has in fact taken some positive steps, including concluding the Iran nuclear deal, and the New START treaty
