How Did the First Clocks Work?
How Did the First Clocks Work? The earliest known clocks are sundials. In the ruins of Egypt, a giant sundial, almost 100 feet tall, has been found. Scientists believe...
Read MoreHow Did the First Clocks Work? The earliest known clocks are sundials. In the ruins of Egypt, a giant sundial, almost 100 feet tall, has been found. Scientists believe...
Read MoreWho Invented the Quartz Clock? In 1927, Canadian-born Warren Marrison, a telecommunications engineer, was searching for reliable frequency standards at Bell Telephone...
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