+An X-ray source is a device or natural phenomenon that emits [X-rays](/wiki/x_rays), a high-energy form of electromagnetic radiation. These powerful waves find crucial applications across [medical imaging](/wiki/medical_imaging), industrial inspection, and deep [astronomical observation](/wiki/astronomical_observation), revealing structures invisible to the human eye.
+## See also
+- [Radiation](/wiki/radiation)
+- [Electromagnetic spectrum](/wiki/electromagnetic_spectrum)
+- [Radiography](/wiki/radiography)
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