A radioactive isotope produced by nuclear weapons reveals that plants take up more carbon—but hold on to it for less time—than current climate models suggest.
nuclear weaponry
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Scientists Gain a New Tool to Listen for Nuclear Explosions
Mathematics and computer modeling help scientists tell natural earthquakes from nuclear tests.
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Hiroshima Fallout May Offer a Glimpse of the Early Solar System
Bits of glass called Hiroshimaites may have formed by processes similar to those that formed the Sun and the planets.
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Una explosión de radiocarbono del pasado
El fechamiento por radiocarbono es un pilar de la climatología y la arqueología. Sin embargo, esta metodología se encuentra amenazada por las emisiones de combustibles fósiles, que invalidan una señal útil proveniente de pruebas nucleares.
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Radiocarbon’s Blast from the Past
Radiocarbon dating is a cornerstone of climate and archaeological sciences. But the method is under threat as fossil fuel emissions negate a useful signal from atomic tests.
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The Long-Lasting Impact of a Nuclear War on the Ocean
Model simulations of the impact of a large-scale nuclear war reveal long lasting effects with much of the ocean not returning to pre-war levels despite the cessation of the initial cooling.
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Earth’s Wobbly Inner Core Illuminated by Nuclear Explosions
Shock waves from Cold War era nuclear tests gave seismologists a glimpse of the inner core. Its wobbly rotation could explain phenomena such as the periodic change in the length of a day.
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Climate Scientist Reflects as Doomsday Clock Stays at 100 Seconds to Midnight
On the 75th anniversary of the Doomsday Clock, major threats against the world have not waned, say organizers.
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Geoscientists Can Help Reduce the Threat of Nuclear Weapons
A nuclear war would claim many lives from its direct impacts and cause rapid climate change that would further imperil humanity. Scientists can help shape policies to put us on a safer path.
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Una Guerra Nuclear Podría Generar un “Niño Nuclear”
Una sacudida al sistema climático provista por una guerra nuclear podría provocar un fenómeno de el Niño como nunca habíamos visto.