Evolution Talk

In Part 3 of a 4 Part Series on "The Eclipse of Darwinism", we take a look at "Mutationism".  Can a new species evolve in a single step or is it a series of gradual, accumulated changes as Darwinian e...

19 Joulu 202211min

In Part 2 of a 4 Part Series on "The Eclipse of Darwinism", we take a look at "Neo-Lamarkism" as proposed by Jean-Baptiste Lamark.  Proponents hoped it would push Darwinian evolution aside as the prin...

12 Joulu 202211min

After Charles Darwin's death, the period from the 1880s to the 1920s is known as "The Eclipse of Darwinism".  Coined by Julian Huxley, it was a time where alternative theories to explain evolution sou...

5 Joulu 202210min

In this continuation of the look at speciation we began in the last episode, we will tackle some more "not so obvious" causes.   Evolution Talk is also a book! You can find links to Amazon, Barnes & N...

28 Marras 20228min

It's been awhile since we took a look at speciation and its causes.  In the first of two parts we'll jump right in with Allopatric speciation.   Evolution Talk is also a book! You can find links to Am...

21 Marras 202214min

For decades, ever since we first began to study and understand our cell's biology and the coding sequences of DNA, we saw bits and pieces that didn't seem to make sense. Strings of DNA that didn't ap...

14 Marras 202212min

In 1893, the German zoologist Wilhelm Haacke published  Design and Inheritance. In it, Haacke introduced the concept of orthogenesis.  According to Haacke, changes in organisms are directed toward per...

7 Marras 202211min

Consider this episode a memorial to the millions of extinct animals that once walked the earth long before we inherited it.  Like fragments of novels and poems that have been found over the years, hin...

31 Loka 20228min