This device was one of the primary instruments used by the ancient Egyptians to measure time. This particular clock consisted of a 15.7 foot course of limestone slabs, on which were mounted five ...

The ancient Egyptians invented the first water clocks and sundials more than 3,500 years ago. Before that, people likely tracked time with devices that did not survive in the archaeological record ...

The team also found an ancient Egyptian timekeeping device known as a "merkhet," also from the sixth century B.C., at the site. These findings shed light on the astronomical techniques used by the ...

The study of celestial objects ran throughout ancient Egyptian culture ... antiquity’s most notable timekeeping device, also known as a shadow clock. Made of five levels of limestone blocks ...

The ancient Egyptians chose to use the bright star Sirius as a model and selected other stars based on their behavioral similarity to Sirius. The key point seems to be that the timekeeping stars ...