Ever since man perceived that the solar system is a cohort of planets revolving around a central sun, at different distances but in the same direction and in almost the same plane, he has wondered how ...

A year ago last winter, Prof. Guyot deliver-ed a course of lectures in this city, purporting to be at the request of a number of orthodox ministers and others, in which he inculcated the nebular ...

THE literature of geology has grown so immense that no man can be familiar with all of it, particularly when it refers to another continent than one's own, yet it comes as a surprise to a Canadian to ...

From Thales to Kant.--The nebular hypothesis.--Criticisms of the nebular hypothesis.--The nebular hypothesis varied and improved.--Tidal friction as an agent in cosmogony.--The fission of rotating ...

The Royal Society is a self-governing Fellowship of many of the world's most distinguished scientists drawn from all areas of science, engineering and medicine, and is the oldest scientific academy in ...

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If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...