Categorizing Different Approaches to the Cosmological Constant Problem Stefan Nobbenhuis OriginalPaper 29 March 2006 Pages: 613 - 680
Twin Paradox and the Logical Foundation of Relativity Theory Judit X. MadarászIstván NémetiGergely Székely OriginalPaper 15 February 2006 Pages: 681 - 714
On “Gauge Renormalization” in Classical Electrodynamics Alexander L. Kholmetskii OriginalPaper 27 July 2006 Pages: 715 - 744
Reichenbachian Common Cause Systems of Arbitrary Finite Size Exist Gábor Hofer-SzabóMiklós Rédei OriginalPaper 29 March 2006 Pages: 745 - 756
Covariance and Quantum Principles–Censors of the Space-Time Structure H.-J. TrederH.-H. von Borzeszkowski OriginalPaper 16 February 2006 Pages: 757 - 763