Core Definition & Meaning - Merriam-Webster
Core can be a noun, verb, or adjective, but is most often used as a noun to refer to the central or most important part of something (“the core of the issue,” “the Earth’s core”) or to the usually …
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Scientists discover Earth's inner core isn't just slowing ...
2025年2月10日 · The surface of Earth's inner core may be shape-shifting, new research suggests. The study, published Feb. 10 in the journal Nature, looked at earthquake waves that …
Earth's inner core is slowing — and shape-shifting — USC ...
2025年2月11日 · USC scientists have made a groundbreaking discovery about the nature of the Earth's enigmatic inner core, revealing for the first time that this 1,500-mile-wide ball of iron …
Earth's inner core may have changed shape, say scientists - BBC
2025年2月10日 · Earth's core is the beating heart of our planet as it produces a magnetic field that protects life from burning up in the Sun's radiation. The inner core spins independently …
Scientists Detect Shape-Shifting Along Earth’s Solid Inner Core
2025年2月10日 · The inner core is the deepest of Earth’s geological layers. The crust — the layer that we live on — is just a few miles thick. Below that, filling up 84 percent of the planet, is the …
CORE - Definition & Translations | Collins English Dictionary
The core of something such as a problem or an issue is the part of it that has to be understood or accepted before the whole thing can be understood or dealt with.