Albert Einstein proposed the special theory of relativity around 1905. This theory is based on 2 postulates:<br /><br />The Einstein' First Postulate states:"The laws of physics are the same in every inertial frame of reference"<br /><br />Einstein's second postulate states: The speed of light in a vacuum us the same in all inertial frame of references, and independent of the motion of the source or observer<br /><br />#Einstein<br />#EinsteinPostulate<br />#Relativity<br />#SpecialRelativity<br />#Rebiaz