Brilliant or bonkers: nuclear-based space travel
Remembering Weinberg | Catastrophic climate change | ‘Start a Reaction’
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July 29, 2021
CLIMATE CHANGE
Climate scientist: ‘It’s already worse than I imagined’
Could the models that climate scientists have been relying on been too conservative? The past few months have already been globally catastrophic — from deadly heat domes to unexpected floods. Read more.
WHAT’S NEW AT THE BULLETIN
Remembering Steven Weinberg
Renowned theoretical physicist Steven Weinberg was a prolific writer whose articles and books could be cited by scientists and understood by the public. The 1979 Nobel Prize recipient, nonproliferation proponent, and Bulletin Board of Sponsors member died at 88. Read more.
NUCLEAR RISK
Is using nuclear materials for space travel genius or dangerous?
Nuclear propulsion systems can offer significant advantages for space exploration than traditional chemical propulsion methods. But, it’s also riskier. Read more.
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WHAT’S NEW AT THE BULLETIN
‘Start a Reaction’ on Aug. 7
Performances and workshops aimed at raising awareness of the ongoing nuclear arms crisis will take place Aug. 7 on the University of Chicago campus. “Start a Reaction” is a collaboration between the Bulletin and the School of the Art Institute of Chicago. Learn more.
QUOTE OF THE DAY
“Secrecy is not just about holding things back, it’s about selective release as well, and that’s a key all the way from the Manhattan Project through. It’s about what you say and what you don’t say.”
— Alex Wellerstein, Restricted Data: The history of nuclear secrecy, Bulletin of the Atomic Scientists
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