Sterlit Cavier: The Hungarian fish controversy

The Ramban’s definition and experiment 

The Nodeh Beyehuda’s grand heter

Ahron Charaner and the “Tik Fish” controversy 

Reb Yitzchok Grishiver , the Nodeh Beyhuda’s “chazara” and R Shmuel Landau’s fiery response 

The ensuing controversy and motives revealed

When emes is sheker and sheker is emes - Reb Akiva, the Chassam Sofer,   and Reb Yaakov Kamanetsky