|2000||Inaugural issue released, initially published as a quarterly journal.|
|2007||Indexed by Scopus.|
|2009||Indexed by Science Citation Index Expanded (SCIE).|
|2010||Started to publish monthly.|
|2011||First Impact Factor received (1.109).|
|2012||The 2011 Impact Factor is received (1.183).|
|2013||The 2012 Impact Factor is received (1.347)|
|2014||The 2013 Impact Factor is received (1.564).
Launched six sections: Thermodynamics, Statistical Mechanics, Information Theory, Astrophysics and Cosmology, Quantum Information, Complexity
|2015||The 2014 Impact Factor is received (1.502).|
|2016||The 2015 Impact Factor is received (1.743).|
|2017||The 2016 Impact Factor is received (1.821).|
|2018||The 2017 Impact Factor is received (2.305).
This first edition of Entropy 2018: From Physics to Information Sciences and Geometry was held in Barcelona, Spain.
Launched two sections：Entropy Reviews, Entropy and Biology.
|1999-2003||Founding Editor-in-Chief Dr. Shu-Kun Lin|
|2003-2006||Editor-in-Chief Dr. Michel Petitjean|
|2006-2008||Editor-in-Chief Dr. Shu-Kun Lin|
|2009-2011||Editor-in-Chief Prof. Dr. Peter Harremoëse|
|2012-||Editor-in-Chief Prof. Dr. Kevin H. Knuth|
|2014-||Section Editor-in-Chief Prof. Dr. Jay Lawrence for the Section “Quantum Information”
Section Editor-in-Chief Dr. Antonio M. Scarfone for the Section “Statistical Mechanics”
Section Editor-in-Chief Prof. Dr. J. A. Tenreiro Machado for the Section “Complexity”
|2015-||Section Editor-in-Chief Prof. Dr. Raúl Alcaraz Martínez for the Section “Information Theory”
Section Editor-in-Chief Prof. Dr. Milivoje M. Kostic for the Section “Thermodynamics”
|2016-||Section Editor-in-Chief Dr. Remo Garattini for the Section “Astrophysics and Cosmology”|
|2018-||Section Editor-in-Chief Prof. Dr. Miguel Rubi for the Section “Entropy Reviews”
Section Editor-in-Chief Prof. Dr. William B. Sherwin for the Section “Entropy and Biology”