The Doomsday Clock is an internationally recognized design that conveys how close we are to destroying our civilization with dangerous technologies of our own making. First and foremost among these are nuclear weapons, but the dangers include climate-changing technologies, emerging... Read More
Bringing global warming to a halt requires that worldwide net emissions of carbon dioxide be brought to essentially zero; the sooner this occurs, the less warming our descendants for the next 1000 years and more will need to adapt to.
After the Fukushima disaster, the authors analyzed all past core-melt accidents and estimated a failure rate of 1 per 3704 reactor years. This rate indicates that more than one such accident could occur somewhere in the world within the next decade.
For more than 50 years, the US government has been aware that the burning of fossil fuels is increasing the concentration of carbon dioxide in Earth’s atmosphere and thereby raising the planet’s temperature.
What affects the way in which climate change is presented in science classes in public middle and high schools in the United States? A new survey suggests that both individual and community factors play a role.
Last year, researchers in artificial intelligence and robotics released an open letter, endorsed by high-profile individuals such as Stephen Hawking, calling for “a ban on offensive autonomous weapons beyond meaningful human control.” The letter echoed arguments – made since 2013 by the Campaign
The US nuclear arsenal remained roughly unchanged in the last year, with the Defense Department maintaining an estimated stockpile of some 4,670 warheads to be delivered via ballistic missiles and aircraft. Most of these warheads are not deployed but stored, and many are destined to be retired.
In an interview, former covert CIA operations officer Valerie Plame speaks with Bulletin editor-in-chief John Mecklin about how millennials can be encouraged to become active in dealing with the threat posed by nuclear weapons and nuclear proliferation.