My father followed, during most of his life, the precarious occupation of a country school teacher.

One of the most beautiful hypotheses ever propounded in physics is ... the Dynamical Theory of Gases

Though born in Nova Scotia, I am of almost pure New England descent.

When about fifteen I once made a great scandal by taking out my knife in prayer meeting and assaulting a young man who, while I was kneeling down during the prayer, stood above me and squeezed my neck.

As the existence of a corps of professors of mathematics is peculiar to our navy, as well as an apparent, perhaps a real, anomaly, some account of it may be of interest.

My father followed, during most of his life, the precarious occupation of a country school teacher.

The demonstration that no possible combination of known substances, known forms of machinery and known forms of force, can be united in a practical machine by which men shall fly along distances through the air, seems to the writer as complete as it is possible for the demonstration to be.