A repository of writing by Lachlan Marnoch - short stories, fantasy, science fiction, science fact, and adjacent opinions.
Human beings, the anatomically modern kind, have lived on Earth for the last quarter of a million years. Although that is a tiny amount of time compared to the vast spans I’ve described so far, I feel we’ve achieved rather a lot.
Read MoreMammals lived, for 135 million years, in the shadows of much larger reptiles. Dinosaurs dominated the land, giant marine reptiles owned the seas, and pterosaurs patrolled the skies. Mammals did not rest on their laurels, however, developing the traits that define them today.
Read MoreSexual reproduction has been a powerful force for the last 1.2 billion years. Exactly why and how it evolved remains unclear, but it does offer some advantages.
Read MoreThe Earth formed in the same manner as its brethren: by accretion from the disk of dust left behind by the sun’s birth. Heated by the many collisions that grew it, the planet was molten at first.
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