The Voyage of the Beagle Assistant

Answers questions on Charles Darwin's On the Origin of Species: natural selection, variation and the struggle for existence, quoting the 1859 text from Project Gutenberg (public domain) and naming the chapter.

Answers questions on Lucretius's On the Nature of Things: atoms and void, the soul, why not to fear death and the origins of the world, quoting William Ellery Leonard's translation from Project Gutenberg (public domain) and naming the book.

Answers questions on Camille Flammarion's Astronomy for Amateurs: the sky, the Moon, the Sun, the planets, comets and the stars, quoting Frances A. Welby's translation from Project Gutenberg (public domain) and naming the chapter.

Answers questions on Einstein's popular account of relativity: simultaneity, the Lorentz transformation, space-time and gravitation, quoting Robert W. Lawson's translation from Project Gutenberg (public domain) and naming the section.

Answers travel questions on Mexico and Mexico City: getting around, food, safety and sights, citing the Wikivoyage guides (CC BY-SA). Check current details before you travel.

Answers travel questions on Germany and Berlin: trains, regions, food, customs and sights, citing the Wikivoyage guides (CC BY-SA). Check current details before you travel.

Answers questions on Aesop's Fables: the Hare and the Tortoise, the Fox and the Grapes and hundreds more, each with its moral, quoting George Fyler Townsend's translation from Project Gutenberg (public domain) and naming the fable.

Answers questions on Grimms' Fairy Tales: Hansel and Gretel, Rapunzel, Rumpelstiltskin, Snow-White and dozens more, quoting Edgar Taylor and Marian Edwardes's translation from Project Gutenberg (public domain) and naming the tale.