Riding the Moho

What a great back-story to a significant discovery and person. Mohorovicic is always on my list of people to tell my students about – and not just to test their spelling and pronunciations!

The Mountain Mystery

Mohorovicic                    Andrija Mohorovičić                           January 23, 1857 – December 18, 1936    

Today is the anniversary of the birth (January 23, 1857) of a brilliant geophysicist with an unpronounceable name (unless you are Croatian) – Andrija Mohorovičić. (You may say On-Dree-Ya Mow-Hoe-Row-Vitch-Itch. Or, like many a grad student, you could simply call him Moho.) Mohorovičić made an amazing deduction about the transition zone marking our planet’s mantle-crust boundary.  To com- memorate his life and his discovery, I am republishing part of the man’s story from my book, The Mountain Mystery. If you have even a meager curiosity about how the Earth works, you will likely find this tale interesting . . .

The fact that continents are moving is not in doubt – GPS measurements have proven it. But, in order to slide our big clunky continents, it helps to have a slippery base at the…

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