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History of Geology

History of Geology

What rocks tell and how we came to understand it

Cryptozoon – In Search of the “Hidden Life”

Cryptozoon – In Search of the “Hidden Life”

In the first edition of “On the Origin of Species” (1859) Darwin only briefly addresses the earliest known fossils, or better the lack thereof: “If the theory [of evolution] be true, it is indisputable that before the lowest Cambrian stratum was deposited, long periods elapsed ...

May 1, 2014 — David Bressan
Happy Easter with a (fake) Dozen Dinosaur Eggs

Happy Easter with a (fake) Dozen Dinosaur Eggs

Roy Chapman Andrews was not only an intrepid explorer and palaeontologist, but also a gifted promoter. The Central Asiatic Expeditions were accompanied by cameras to document the entire work...

April 19, 2014 — David Bressan

How Colors Revolutionized Geological Mapmaking

The first maps used symbols to characterize single outcrops; later maps introduced shaded areas to display the distribution of specific rock-types, but due the high printing-costs these maps were printed only in black & white, making them hard to read...

April 13, 2014 — David Bressan

A Concise History of Geological Maps: From Outcrop to the first Map

March 23, 1769 marks the birthday of pioneering stratigrapher William Smith, who is also credited with creating the first useful geological map, however like many other great accomplishments also Smith’s idea of depicting the distribution of rocks on a topographic map didn’t materialize out of nowhere...

March 22, 2014 — David Bressan

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