January 31, 2021 D. Heyward Brock The Unitarian Universalists of Southern Delaware will hold their sixth Darwin Day Celebration online from 11 a.m. to 12:30 p.m., Saturday, Feb. 13, via Zoom. Dr. D. Heyward Brock, a University of Delaware professor emeritus and ordained Christian minister, will speak on Charles Darwin and Herman Melville. A discussion will follow his presentation. Both Charles Darwin and Herman Melville visited the Galapagos Islands within a few years of each other and later wrote about what they observed and discovered while there. Darwin wrote “Voyage of the Beagle” in 1839 and “Origin of Species” in 1859; Melville wrote “The Encantadas” in 1854.