US Navy/Wikimedia Commons
Nuclear submarines are powered by a miniature onboard fission reactor. They can go for decades without refuelling, making them faster, stealthier and much more expensive than conventional submarines.
North Korea’s testing of two long-range cruise missiles was a provocative act – but a predictable one, too.
Korean Central News Agency/Korea News Service via AP
North Korea has tended to ratchet up tensions when the U.S. is seen to be weak and when it feels it can yield greater concessions, a scholar explains.
A B-61 bomb, like the ones stored at the US Incirlik Airbase in Turkey.
Flickr/Kelly Michals
The US has 50 nuclear bombs stored in Turkey. As tensions rise between the two countries, a look at how they got there and what might happen next.
Russia claims its controversial Iskander M launcher doesn’t violate the INF treaty.
SERGEI CHIRIKOV/AAP
The US has withdrawn from a major arms control treaty with Russia, and Russia followed suit. So, what was the treaty, and what happens now?
On January 18, 1919 the Great Powers met for the opening of the Versailles Conference.
US Signal Corps
The Versailles Conference set up the ill-fated League of Nations. We must not allow the United Nations to suffer the same fate.
The current and former presidents at the funeral for George H.W. Bush in Washington.
AP/Carolyn Kaster
American military personnel must pass a fitness for duty exam before they serve. Nuclear weapons handlers undergo a rigorous screening process. Shouldn’t the president also undergo such exams?
U.S. President Donald Trump, seen on the South Lawn of the White House on July 27, 2018, is eroding American diplomacy with his penchant for what’s known as hard power over soft power.
(AP Photo/Evan Vucci)
Donald Trump is eroding American diplomacy and what’s known as soft power. Here’s how that may result in a new world order.
North Korean leader Kim Jong Un, left, and South Korean President Moon Jae-in at the border village of Panmunjom in the Demilitarized Zone, April 27, 2018.
AP/Korea Summit press pool
North Korean leader Kim Jong Un’s risky unreliability will diminish as his country builds ties with South Korea. So Korean unification may be a better focus for Tuesday’s summit than denuclearization.
Reuters
Fears about nuclear annihilation have come and gone over the years until the threat was all but forgotten. Then Kim Jong-un started flexing his nuclear muscles
Protesters outside the Trump Tower in New York earlier this year.
Reuters
At a time of increasing threat of nuclear war, a historic treaty to ban nuclear weapons might provide a much-needed panacea.
Lassina Zerbo, Executive Secretary of the CTBTO at a press briefing following the recent suspected nuclear test in North Korea.
CTBTO
A former member of the Australian delegation to the Committee on Disarmament in Geneva explains how the CTBTO monitoring system detects nuclear tests.
Trucks cross the friendship bridge connecting China and North Korea on Sept. 4, 2017. Trump has threatened to cut off trade with countries that deal with North Korea.
AP Photo/Helene Franchineau
The international community has been trying to stop North Korea from developing long-range missiles for decades. So what went wrong?
Assumptions, authoritarianism and errors are just a few of the ways in which the world could be confronted by a nuclear disaster, physicist and disarmament expert MV Ramana suggests in his book reviews.
Shutterstock
A nuclear physicist and disarmament expert recommends reading on nuclear disasters, weapons, authoritarianism and climate change.