Happy 55th Birthday Plate Tectonics Theory.

The article focuses on the 55th anniversary of the Plate Tectonics Theory, discussing its history, development, and current challenges. Topics include the theory's consolidation in the mid-60s with ocean floor data, alternative explanations for tectonic processes such as ridge push, and debates around continental drift and reconstruction, including the existence of ancient landmasses such as Zealandia and Madagascar's continental nature.