Anniversary issue
No. 50 (2012)
Special issue: 2008 Templeton Prize
No. 43 (2008)
No. 37 (2005)
This issue is a contribution to the celebration of World Year of Physics that has been endorsed by United Nations to commemorate 100th anniversary of Albert Einstein's annus mirabilis, in which he published four landmark papers, and the subsequent advances in the field of physics.