The deep, hot biosphere: Twenty-five years of retrospection

The deep, hot biosphere: Twenty-five years of retrospection.

Twenty-five years ago this month, Thomas Gold published a seminal manuscript suggesting the presence of a "deep, hot biosphere" in the Earth's crust. Since this publication, a considerable amount of attention has been given to the study of deep biospheres, their role in geochemical cycles, and their potential to inform on the origin of life and its potential outside of Earth. Overwhelming evide...

The First Twenty-Five Years

At the initial meeting of the AES, held in November 1927, among the resolutions passed, two were of particular significance. They were: 1. That the object of this Society be to promote the study and discussion of epidemiological problems. 2. That membership shall consist only of those active and interested in the study of epidemiology. Although the by-laws did not specify that unfinished work c...

Twenty-Five Years Ago

Twenty Five Years Ago

A second individual next went down the shaft of the well with a rope to try and rescue the boy, but was suffocated and ropped into the water. A third then went down, dangled his legs in the water and tried to grasp the two still living bodies between his knees. He suddenly felt suffocated, however, and shouted to be drawn up. This man recovered; he states that he thinks the two were still livin...

Twenty Five Years Ago