+Redshift is a phenomenon where electromagnetic [radiation](/wiki/Radiation) from an object shifts to longer wavelengths, making it appear redder. This stretching of light indicates the object is moving away from the observer, a fundamental concept in understanding the [Cosmos](/wiki/Cosmos).
+## See also
+- [Blueshift](/wiki/Blueshift)
+- [Doppler effect](/wiki/Doppler_effect)
+- [Cosmology](/wiki/Cosmology)
... 1 more lines