The concept of evolution, as proposed by Charles Darwin and Alfred Russel Wallace, is under scrutiny. Some scientists argue that the current theory, known as the Modern Synthesis or Neo-Darwinism, is no longer sufficient to explain the complexity of life. They propose an Extended Evolutionary Synthesis (EES), which incorporates ideas such as niche construction, where organisms alter their environment to suit their needs, and epigenetics, where changes in gene expression can be inherited.
Critics of the EES argue that it merely repackages existing ideas and does not offer anything new. They maintain that Neo-Darwinism is capable of accommodating these concepts. There is also concern that the EES could be misused by creationists to undermine the theory of evolution.
The debate is not about whether evolution occurs, but how it happens. Both sides agree that more research is needed, particularly in the field of genomics. The controversy highlights the dynamic nature of science, where theories are constantly being tested and refined. The outcome could reshape our understanding of life’s diversity and complexity.
Go to source article: https://www.theguardian.com/science/2022/jun/28/do-we-need-a-new-theory-of-evolution