Alex Mack is a fictional character from the television series The Secret World of Alex Mack, which aired from 1994 to 1998. The show follows a teenage girl named Alex who gains special powers after being accidentally exposed to a chemical spill. These powers include the ability to move objects with her mind, turn into a liquid form, and create electrical energy. The series explores Alex's struggles to keep her abilities a secret while navigating the challenges of adolescence, friendships, and family life. It combines elements of science fiction and comedy, making it a popular show among young audiences during its run.