Uploaded October 2025 | Updated September 2026, 4 days ago
Why do early vertebrate embryos from a range of different species all look roughly the same? As part of Ralston College’s 2025 Sophia Lectures, evolutionary biologist @heatherheying2154 explains today’s more nuanced view on the relationship between the embryological development of an organism and the evolutionary history of its species.
Apply now to Ralston College’s MA in the Humanities and explore ideas like these in conversation with distinguished scholars and peers from around the world. Full and partial scholarships available.
Learn more at www.ralston.ac/apply
@DarkHorsePod
Why do early vertebrate embryos from a range of different species all look roughly the same? As part of Ralston College’s 2025 Sophia Lectures, evolutionary biologist @heatherheying2154 explains today’s more nuanced view on the relationship between the embryological development of an organism and the evolutionary history of its species.
Apply now to Ralston College’s MA in the Humanities and explore ideas like these in conversation with distinguished scholars and peers from around the world. Full and partial scholarships available.
Learn more at www.ralston.ac/apply
@DarkHorsePod










