Is There Really An Evolutionary "Missing Link?"
Why are we constantly taught the theory that "monkeys" made the great leap to human on the Continent of Africa when there isn't enough proof to prove the scientific guesses? And where is the mysterious "missing link."
The term “missing link” refers to a question people often ask about how species evolve into all these different forms." Shouldn’t there be an intermediate creature between an ape and a human, for example?
It actually appears that humans and apes both evolved separately from a common ancestor millions of years ago, as opposed to a single, direct chain as one species evolved into another.
Today, we are told that the process involved early hominins like Australopithecus joining and evolving into the Homo genus in Africa, with Homo sapiens emerging around 300,000 years ago.
Anatomical modern humans theoretically originated in Africa, and then dispersed to other continents, largely replacing earlier non African hominin populations like Neanderthals and Denisovans (with some interbreeding,) which begs the question, where did the other hominins come from if not from Africa?
Like any scientific theory it is refined as new discoveries emerge. Curiously, the oldest known and accepted Homo sapiens fossils, dating to about 300,000 years ago were found in Morocco (Jebel Irhoud site). Some 2024–2025 DNA sources indicate the "Out-of-Africa" theory is now "debunked" based on non-African fossils.
Confirmed Homo sapiens fossils outside Africa are from the Levant (e.g., Misliya Cave in Israel,(177,000-194,000 years ago) and Greece (Apidima Cave, 210,000 years ago, though debated).
Early Homo sapiens in Africa (300,000 years ago) likely had dark skin for sun protection, but this doesn't mean all humans "originated as Negroid." That's not a valid assumption. Contemporary DNA evidence indicate that humans emerged from the interaction of multiple populations living across continents.
A new study challenges the "Out-of-Africa theory, suggesting that Homo sapiens evolved from multiple diverse human populations with the earliest detectable split occurring 120,000-135,000 years ago, after prolonged periods of genetic intermixing.
"In a paper published on May 17, 2023, in “Nature,” an international research team led by McGill University and the University of California-Davis suggest that, based on contemporary genomic evidence from across the continent, there were humans living in different regions of Africa, migrating from one region to another and mixing with one another over a period of hundreds of thousands of years. This view runs counter to some of the dominant theories about human origins in Africa."
A new finding suggests that a central ancestral population was the result of the mixing of modern humans with a Neanderthal-like hominins (human-like beings), resulting in a leap forward in human evolution that took place in Eurasia, which is the largest continental area on Earth.
Eurasia comprises all of Europe and Asia. It includes approximately 93 countries and spans from the Atlantic Ocean in the west to the Pacific Ocean in the east, covering about 55 million square kilometers.
The history of Homo sapiens, with gene flow back and forth between populations in various places over the course of hundreds of thousands of years, provide a much better explanation of the genetic variation of human beings we see today.
One thing that we can know is that evolution is not an orderly progression of one species into the next. The study of evolution is more like a twisted, tangled tree than the steady rungs of a ladder. "This is why the term “missing link” isn’t considered very useful in modern evolutionary science."
Today's scientific theory may well be tomorrow’s Urban Myth.