The Tree of Life

Welcome to the next StemTalk! This is going to be about the tree of life. This talk is going to go over the history of Earth's formation in a very brief manner. Earth formed around 4.6 billion years ago, condensing from a large cloud of dust and space rock to form the first structure. Condensation [...]

Descent with Modification

Welcome to our continuing AP Biology/ General Biology series here on STEM Talks! The purpose of this post is to give you a very basic introduction to evolution. Evolution, in a narrow concept, is a change in the genetic composition of a population from generation to generation. For the time being, we will identify evolution [...]