What if there was another nuclear incident in the US? A disaster management scholar looks back at the history of nuclear events to assess the risk.
Hundreds of nuclear weapons have been tested by the U.S. since WWII, but newer science has replaced the need for live detonations.
Galerie Bilderwelt / Hulton Archive via Getty Images
Seventy-five years after the first nuclear detonation and nearly 30 years since testing was banned, the US is considering resuming live nuclear testing.
Arnagretta Hunter, Australian National University and John Hewson, Crawford School of Public Policy, Australian National University
Other existential risks include the decline of natural resources (particularly water), human population growth beyond the Earth’s carrying capacity, and nuclear weapons.
The U.S. has thousands of nuclear weapons stockpiled.
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Jeffrey Fields, USC Dornsife College of Letters, Arts and Sciences
Some of the major events in US-Iran relations highlight the differences between the nations’ views, but others presented real opportunities for reconciliation.
Nuclear threats are serious – but officials, the media and the public keep a close eye on them. There’s less attention to the dangers of cyberattacks, which could cripple key utilities.
The atomic cloud rises over Nagasaki on August 9, 1945.
Wikimedia
With the risk of a nuclear conflict seeming higher than ever, how much do EU citizens really know about nuclear weapons and their use? A new survey provides striking answers.
Environmental activists celebrate court ruling against a proposed nuclear deal for South Africa.
EPA/Nic Bothma
Developing nuclear weapons requires technological and industrial capabilities that Australia simply does not have at the moment. The political will may be lacking, too.
Iranian president Hassan Rouhani (right) inspects the country’s nuclear facilities in April 2019.
Iranian Presidential Office/EPA
Iran has announced it will breach the limits on uranium enrichment agreed under the 2015 nuclear deal, after the US turned its back on the agreement. What does that mean for Iran’s nuclear program?
The British nuclear weapon tests on Kiritimati (or Christmas) Island had profound and lasting cultural consequences for both atomic veterans and local islanders.
Israel has a powerful air force — and it’s not afraid to strike neighbors it perceives as a national security threat.
AP Photo/Ariel Schalit
The US isn’t the only country considering a military response to Iranian aggression.
United Nations Security Council members listen to Iranian Deputy Ambassador to the United Nations Eshagh Al-Habib, left, during a meeting on Iran’s compliance with the 2015 nuclear agreement, Dec. 12, 2018, at UN headquarters.
AP Photo/Mary Altaffer
Iran’s leaders are threatening to breach a 2015 agreement that froze their country’s nuclear program. What is uranium enrichment, and what would it mean for Iran’s ability to build nuclear weapons?
After years of work, the JCPOA nuclear deal could be on its last legs.
Pedestrians in Tokyo pass a television screen broadcasting a report on May 4, 2019 that North Korea has fired several unidentified short-range projectiles into the sea off its eastern coast.
AP Photo/Koji Sasahara
North Korea is a major military threat to the US and its Asian allies, but exactly how powerful are its nuclear weapons? An earth scientist explains why it’s hard to answer this question.