FORVM`s Classical Numismatics Discussion Board

Numismatic and History Discussion Forums => History and Archeology => Topic started by: Metrodorus on February 14, 2017, 03:09:05 am

Title: Analysis of Ancient Judean Pottery Sheds Some Light on Earth's Magnetic Field
Post by: Metrodorus on February 14, 2017, 03:09:05 am

So, found this in the New Yorker only a few minutes ago:

EARTH’S MYSTERIOUS MAGNETIC FIELD, STORED IN A JAR
By Marcia Bjornerud:

http://www.newyorker.com/tech/elements/earths-mysterious-magnetic-field-stored-in-a-jar?mbid=social_facebook

Title: Re: Analysis of Ancient Judean Pottery Sheds Some Light on Earth's Magnetic Field
Post by: Jay GT4 on February 14, 2017, 08:16:02 am

That was very interesting!  Thanks for sharing.

Title: Re: Analysis of Ancient Judean Pottery Sheds Some Light on Earth's Magnetic Field
Post by: Robert_Brenchley on February 14, 2017, 05:03:33 pm

Sounds like a refinement of a technique geologists pioneered in studies of the ocean floor. By plotting changes in the rocks' magnetism, they were able to plot the history of the oceans themselves.