What Neanderthal Genes Are Doing in Your DNA, The Time Photosynthesis Killed Nearly All Life on Earth, and the Inventor of “Do, Re, Mi” Notation

Learn about what Neanderthal genes might be doing in your DNA; Guido d’Arezzo, the 11th-century Benedictine monk who invented “Do, Re, Mi” notation, or solfège; and how photosynthesis killed off 99 percent of life on Earth during the  the Great Oxygenation Event.

How Neanderthal genes might be influencing your skin, mood, and immune system by Andrea Michelson

“Do, Re, Mi” Notation Was Invented by One Man 1,000 Years Ago by Reuben Westmaas

The time that photosynthesis killed off 99% of life on Earth by Cameron Duke

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