Simultaneous Discovery

2 pages on this site touch on this topic.

• Darwin, Wallace, and the theory that arrived twice — Two naturalists on opposite sides of the world reached natural selection independently within weeks — a coincidence with a documented shared cause.
• Worked example: Darwin, Wallace, and the method — Applying the full twelve-step evaluation method to a real, already fact-checked case, to show what each step looks like in practice rather than in the abstract.