On July 15, 2026, PhD student Filip Reščić successfully defended his PhD thesis topic entitled “Beyond Einstein: Exploring the Universe’s Transparency through Lorentz Invariance Violation and Doubly Special Relativity in Astrophysical Phenomena.” The defense committee consisted of Assoc. prof. Marina Manganaro, Assoc. prof. Ana Babić, and Assist. prof. Arash Ranjbar Zidehi. The proposed research explores…