Core

Core or cores may refer to:

==Science and technology== Core (anatomy), everything except the appendages Core (laboratory), a highly specialized shared research resource Core (manufacturing), used in casting and molding Core (optical fiber), the signal-carrying portion of an optical fiber Core, the central part of a fruit Hydrophobic core, the interior zone of a protein Nuclear reactor core, a portion containing the fuel components Pit (nuclear weapon) or core, the fissile material in a nuclear weapon Semiconductor intellectual property core (IP core), is a unit of design in ASIC/FPGA electronics and IC manufacturing Atomic core, an atom with no valence electrons Lithic core, in archaeology, a stone artifact left over from toolmaking