Time - Measurement And Meaning (1974)

This film explores the complex nature of time measurement, tracing humanity's attempts to define and understand time over thousands of years. It discusses the evolution of timekeeping methods, from ancient calendars to modern atomic clocks, and examines the relationship between Earth's rotation and revolution. The film delves into the scientific definitions of time intervals and the effects of velocity on time perception, referencing Einstein's theories of relativity. It highlights the subjective experience of time and the philosophical questions surrounding its true nature, ultimately acknowledging the challenges in defining what time really is. Keywords time measurement, history, calendars, atomic clocks, Earth's rotation, revolution, relativity, Einstein, subjective time, entropy, physics