by Robert Carter | Nov 24, 2025 | Science
Natural selection comes in two forms, positive and negative. Positive selection is supposed to improve species, but Dr Rob gives a clear example where bad mutations are amplified. Negative selection is supposed to keep species from degrading, but Dr Rob uses the same...
by Robert Carter | Oct 23, 2025 | Science
Scientist throw around words and phrases that are sometimes hard to understand. This is not one of them. Genetic drift is an easy concept. Dr Rob brings up the example drift among of human mitochondria, perhaps the most extreme form anyone has ever seen. And, since...
by Robert Carter | Sep 30, 2025 | Science
One woman is the ancestress of all living people. They call her Eve. Is she the Eve of the Bible? How long ago did she live? Join Dr Carter as he explains how scientists struggle to assign a date to Eve. It may come as a surprise, but the ‘date’ is based...
by Robert Carter | Feb 11, 2025 | Science
Where do we place Mitochondrial Eve on the human family tree? How many mutations have occurred within the human mtDNA sequence? How much of that sequence is evolutionarily constrained? Are mtDNA mutations predictable? All this and more in this installment of Biblical...
by Robert Carter | Feb 4, 2025 | Science
Even though it was completed a quarter century ago, geneticists still struggle to estimate the number of genes in the human genome. They went from ‘hundreds of thousands’ to “22 thousand”, then more recently to “about 19,500”. The number, however, has just exploded....
by Robert Carter | Nov 26, 2024 | Science
Gregor Mendel was the father of modern genetics. He wrote his most important papers on the topic just a few years after Darwin published the Origin of Species. What people don’t realize is that Mendel’s papers did not only describe how traits are passed...
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