mathematics databanks & recreational
arXiv preprint repository
MathSciNet Mathematical Reviews
Australian Mathematical Society Journal Ranking recommendations.
American Mathematical Society news
The Mathematics Genealogy Project
Προβλήματα Μαθηματικών, a blog with Math problems by M. Kolountzakis, T. Mitsis and me (in greek)
local seminars & conferences
Athens Probability Colloquium VII, 6 April 2019
Division of Mathematics Seminars, TU Athens
Upcoming
Athens Probability Colloquium VIII, 14 March 2020