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发帖数: 1994 | 1 Oklo: Ancient African Nuclear Reactors
Credit & Copyright: Robert D. Loss, WAISRC
Explanation: The remnants of nuclear reactors nearly two billion years old were found in the
1970s in Africa. These reactors are thought to have occurred naturally. No natural reactors
exist today, as the relative density of fissile uranium has now decayed below that needed for a
sustainable reaction. Pictured above is Fossil Reactor 15, located in Oklo, Gabon. Uranium
oxide remains are visible as t |
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