Science

Arctic Climate Change

Winter Season

The Gospel of Evolution

Regeneration

How it Works

How it Works

William Gilbert, and Terrestial Magnetism in the Time of Queen Elizabeth

Researches on the Visual Organs of the Trilobites

Through the Crater's Rim

The Chemical Constituents of Piper Methysticum

Apes and Monkeys: Their Life and Language

North American Plesiosaurs: Elasmosaurus, Cimoliasaurus, and Polycotylus

Round the year with the stars

A Preliminary Dissertation on the Mechanisms of the Heavens

Heat-Its Role in Wildland Fire

Fossil Ice Crystals: An Instance of the Practical Value of “Pure Science”

Experiments on the Absence of Mechanical Connexion between Ether and Matter

The Trouvelot astronomical drawings manual

Rocks and Their Origins

Mars. III. Canals