Welcome to the 62nd Daily Field Note! Here you find the top post of the day, one covering each scientific field that is included by Geopolis. Since these authors put a lot of effort in writing a good post they surely deserve the extra exposure.

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Science quote of the day:
"The man of science has learned to believe in justification, not by faith, but by verification." ~ Thomas Henry Huxley

Geography: Surveying

Original post by @olivercuico

 

At some point in our childhood days, we see from other people or even ourselves usually mistaken the tool as a camera, or something else. This tool is a modern theodolite that is used for surveying. Just to be clear for anyone who might get confused, the word "survey" referred in this article is not the other "survey" word which has the meaning of taking a general or comprehensive view of or appraise, as a situation, area of study. is the science of finding the area, position, and shape of points or places on the surface of the earth. It includes the measurement of distance and angles and the figur...

Geology: The use of ocean floor sediments to clarify the climates of the past

Original post by @theprinc

Microscopic hard parts of radiolaria and foraminifera. This microscopic photograph has been enlarged hundreds of times. These organisms are sensitive even to small fluctuations in environmental conditions. We know that the parts of the Earth system are related so that a change in one part can cause changes in any or all other parts. In this brief example, we see a case in which changes in climate and ocean temperatures are reflected in the nature of marine life. When the biochemical sediments produced by the microscopic organisms of the ocean floor are recovered, they can be used as substitu...

Archeology: Baghdad Battery-Electric Technology in the ancient Iraq?

Original post by @alfaruq

From an ancient cave in Iraq, the Baghdad Battery makes some people wonder. Could it be more than 2,000 years ago, the people of Iraq have known technology related to electricity? The puzzle Baghdad Battery

Baghdad Battery or battery of Baghdad which is also sometimes referred to as the Parthian Battery, is the name given to a URN/Vase-shaped artifact that is estimated to date from the Parthian culture wh...

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