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Since 2023, at least nine, possibly ten, scientists linked to sensitive nuclear, aerospace, and fusion research have gone missing or died under suspicious circumstances. The clustering of these cases around high-security institutions has raised concerns about possible espionage, security lapses, or broader threats to critical national programmes.
White House Press Secretary Karoline Leavitt addresses disappearances of US scientists (Photo: Reuters)
New Delhi,UPDATED: Apr 16, 2026 08:35 IST
American scientists working on nuclear deterrence and space dominance have mysteriously disappeared or died under unexplained circumstances, sending the US security and intelligence community into alarm.
Since 2023, at least nine, possibly ten, individuals linked to high-level scientific work, including nuclear weapons laboratories and advanced aerospace and fusion research centres, have either gone missing or died under suspicious circumstances.
The White House on Wednesday finally took cognisance of the developments when a journalist confronted Press Secretary Karoline Leavitt about the unexplained deaths and disappearances of scientists involved in America’s top-secret research projects.
When asked whether the Trump administration was aware of and looking into these incidents, Leavitt said, “I haven’t spoken to the relevant agencies about it. I will certainly do that and get you an answer.” “If true, that is definitely something this government and administration would deem worth looking into. So let me do that for you,” she added.
These incidents are connected to institutions vital to US national security, such as the Los Alamos Laboratory, the NASA Jet Propulsion Laboratory, and the MIT Plasma Science and Fusion Center. All of these facilities focus on nuclear weapons development, advanced propulsion systems, and next-generation energy technologies. The concentration of cases around these high-security research institutions has led to significant questions regarding potential espionage, security breaches, or other threats to these critical programmes.
Reports suggest that many of the missing scientists left their homes on foot, leaving behind essential belongings such as phones, wallets, and keys. Besides disappearances, several prominent scientists have died suddenly or under violent circumstances. Experts caution that individuals with access to classified or sensitive information could be at risk, and former FBI official Chris Swecker has indicated that espionage or targeted abductions cannot be ruled out.
Meanwhile, the White House’s response has drawn criticism, with some questioning whether federal agencies are taking the matter seriously or attempting to cover it up. “Does that imply they’re not looking into it now? For crying out loud, there was a general involved,” another person wrote on X, referring to retired Air Force General William Neil McCasland, who disappeared on February 27.
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Published By:
Sayan Ganguly
Published On:
Apr 16, 2026 08:34 IST
