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 ...

According to the most widely held astronomical model (the nebular hypothesis), new stars are born from massive clouds of dust and gas (aka a nebula) that experience gravitational collapse. The ...

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 ...

In the 19th century, astronomers believed that solar systems formed in nebular clouds throughout the universe. But 20th century scientists rejected that idea, arguing that our solar system was an ...

DR. JEANS'S analysis of the modes of rupture of fluid masses under the influence of excessive rotation or of the gravitation of other bodies, earned him the Adams prize of the University of Cambridge ...

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