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#MeasureEarth: a world-wide experiment to determine whether Earth is flat or round


This diagram shows the experimental setup, including the option to calculate the angle of incoming rays of sunlight.

A group of people are claiming that the Earth is flat.  Meanwhile, much of humanity believes the Earth is round.  Who is right, and who is wrong?

Folks: we live in the Internet age, which means we can test these ideas with an EXPERIMENT.  To participate, all you need are three one-meter measuring sticks, a sunny day, some flat ground, and an Internet connection.  I hereby declare October 24th, 2017 as the day we #MeasureEarth. Continue reading...