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CIA loses nuclear-powered gadget in the Himalayas, shrugs

The CIA tried to hide a nuclear device on a hallowed mountain. It did not go well.

Jason Weisberger
Dec 29, 2025
∙ Paid

Nanda Devi

In a story that sounds like a “Spies Like Us” sequel but is depressingly real, the CIA once hauled a nuclear-powered spying device up a sacred Himalayan mountain and then promptly lost control of it. A new video by Michael Pollard revisits the Nanda Devi expedition, a Cold War scheme so reckless it combined mountaineering hubris, radioactive m…

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