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Tag Archive: DNA

Feb 27 2013

The Letter

dna-2

“Dear Michael, ..Jim Watson and I have probably made a most important discovery. We have built a model for the structure of de-oxy-ribose-nucleic-acid (read it carefully) called D.N.A. You may remember that the genes of the chromosomes – which carry the hereditary factors – are made up of protein and D.N.A. Our structure is very …

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Nov 23 2012

Men lost their spines.

Humans lost their penile spines during millions of years of evolution. People believed ‘humans evolved smooth penises as a result of adopting a more monogamous reproductive strategy than their early human ancestors. Those ancestors may have used penile spines to remove the sperm of competitors when they mated with females.’ But it is not the …

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