Providing news on nuclear risk, climate change, and disruptive technologies. We set the Doomsday Clock. Receive updates: https://xitter.cf/t.co/oxjCouHCYZ
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Joined March 2011
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As the NNSA pushes to dramatically accelerate plutonium pit production, it's cutting safety corners and risking nuclear instability—all to fix a problem that scientists say doesn't exist, write Dylan Spaulding and Curtis T. Asplund.
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Nelson Mandela said that "the best weapon is to sit down and talk."
President Trump has an opportunity to channel his concern about nuclear risks into a serious attempt to bring the leaders of the nuclear-armed states together, writes @JuanManSantos.
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Did authors of the Energy Department's 2025 climate report confuse two layers of the Earth's atmosphere, and then use faulty analysis to question evidence of man-made climate change?
That's the suggestion in a recent paper by five climate scientists.
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Bulletin of the Atomic Scientists retweeted
"The spirit of Reykjavik should help guide the way forward for tackling the nuclear dangers of today.”
40 years ago, the Reagan-Gorbachev summit led to a historic nuclear arms control agreement. With nuclear risks rising again, it is time for President Trump to channel his concern into renewed diplomacy, writes @JuanManSantos in the @BulletinAtomic.
Read the op-ed here: thebulletin.org/2026/10/pres…
Climate contrarians questioned evidence of a human fingerprint on climate change in a report commissioned by the United States Energy Department.
Critics say it was based on flawed analysis, writes Bulletin climate editor Jessica McKenzie.
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In 1986, Ronald Reagan and Mikhail Gorbachev met to confront the threat of nuclear weapons and find common ground despite the Cold War.
40 years on, Donald Trump should take inspiration from Reagan to address today's nuclear threat, writes @JuanManSantos.
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Former President of Colombia and Nobel Peace Prize Laureate @JuanManSantos writes that for Donald Trump to secure the legacy he desires, he should channel Ronald Reagan's diplomacy to stabilize relations with Russia and China and curb nuclear arms risks.
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Clinical trials have long been closely watched by patients and doctors hopeful for treatments to diseases, write @matt_motta, @THCallaghan, and Michael Stein.
Now these trials have a new audience: those placing bets on prediction markets.
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Bulletin of the Atomic Scientists retweeted
Indian nuclear weapons, 2026
Via @BulletinAtomic by @nukestrat, @mattkorda, @elianajjohns, and Scoville Fellow '23
@m_knight7 @scientistsorg. thebulletin.org/premium/2026…
Bulletin of the Atomic Scientists retweeted
In @BulletinAtomic, @FilippaLentzos and @FuturistYB examine the assumptions behind @AnnieJacobsen's Biological War: A Scenario and what they mean for biosecurity policy.
Read the full piece ⬇️
thebulletin.org/2026/10/anni…
"Because of the US Atomic Energy Act’s fine print and the deal’s legal shortcomings, Congress has at least 9 months and considerable leverage to make things right."
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Phinehas Lampman, a researcher at @uidaho, used thermal-infrared images collected by drones and analyzed by machine-learning models to predict how wildfires will spread.
Learn more about what technologies he and others are pursuing to fight wildfires.
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Far from being helpless against a veto, Congress holds significant legal and procedural power over the administration's incomplete Saudi nuclear deal—if lawmakers choose to use it.
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Drones have already become a staple in managing wildfires. Are AI and robots next?
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Former Director of National Intelligence Avril Haines and Chicago Public Media CEO Melissa Bell are joining the Bulletin for our annual gathering, Conversations Before Midnight, on November 12th in Chicago.
Tickets start at $75. Learn more here: buff.ly/TGubDPB
ALT Announcement that Melissa Bell, Chicago Public Media CEO and Vox co‑founder will appear at The Bulletin's annual gathering on Nov 12 to interview former Director of National Intelligence Avril D. Haines about governing existential threats; tickets at thebulletin.org/cbm.
"[...] federal fire officials are already looking toward a future in which drones, artificial intelligence, and other technologies could work together to give firefighters more information while reducing their exposure to dangerous situations."
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Federal agencies already use drones to map fires, find hotspots and ignite burns, and researchers are testing robots on rough terrain and artificial intelligence in fire and smoke behavior forecasts.
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"To speak is to act, and to act in good faith has always been to be accountable. Chatbots break that bond," writes Deb Roy.
As he later writes: "The buck cannot stop at something with nothing to lose."
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"One can say that an outcome is plausible and consequential and therefore warrants safeguards without saying that the probability of apocalypse is greater than 10%."
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