Master Timeline
The skin color diversity in primates over the last 20 million years showcases the adaptability of primates. The melanin levels in primate skin vary significantly based on the varying levels of UV radiation exposure in different climates. In high UV regions, darker skin evolved to protect against UV damage and folate degradation, while in areas with […]
Skin Color Diversity Across and within Primate Species Read More »
Homo heidelbergensis was the likely neanderthal-sapiens last common ancestor.
Homo heidelbergensis Read More »
Likely an orangutan ancestor: As the branches of the ape family tree diverged, Dryopithecus emerged during the Miocene epoch, offering a glimpse into the early development of primate social structures. Living approximately 13 to 12 million years ago, this early ape flourished in the European forests, at a time slightly preceding or overlapping with the
Genus Dryopithecus: Cultural Transmission Emerges Read More »
Blue eyes emerging stands out as a striking example of a genetic mutation that spread across populations. Traced back to a single individual living between 6,000 and 8,000 BCE in the region near the Black Sea. The mutation involved is a specific change in the OCA2 gene, which alters the way melanin is produced in
Phenotype Variation: Blue Eyes Read More »
The ancient site of Çatalhöyük was not continuously known through historical records and was rediscovered in the modern era. It was first excavated by James Mellaart in 1958, who conducted major excavations between 1961 and 1965. These excavations revealed a wealth of information about Neolithic life and brought significant attention to the site. Its discovery
Rediscovery: City of Catalhoyuk, circa 7100 BCE Read More »
The earliest known use of plaster dates back to around 9000 BCE, with evidence from the ancient site of Çatalhöyük in modern-day Turkey. Here, Neolithic inhabitants utilized plaster made from lime to coat the floors, walls, and even ceilings of their mud-brick houses. This early application of plaster represents a significant technological innovation, indicating a
The Ain Ghazal statues, dating back to around 7200 BCE, are among the earliest known examples of human figures crafted from plaster, highlighting an advanced use of materials in the Neolithic period. This technique involved applying plaster, made from lime and powdered limestone, over a core of reeds and twine to create lifelike statues with
Ain Ghazal Statues: Early Plaster Art Read More »
Located in modern-day Syria, this is an important site because of the evidence demonstrating a likely pattern from hunter-gatherer to farming. It provides evidence of one of the earliest known villages. The leading interpretation is that they were settled in the area and practiced hunting and gathering before about 11,500 BCE. Around 11,500 BCE there
Located in modern-day Turkey, Göbekli Tepe is one of the world’s oldest known temples. This site features massive carved stones and complex architectural structures that predate Stonehenge by some 6,000 years. The sophistication and scale of Göbekli Tepe suggest that the community was able to coordinate large-scale projects, indicating a high level of social organization
Göbekli Tepe Culture (11000 BCE to 8000 BCE) Read More »
5 Generations Ago 30 Phil, Chapter 31: Sartre and Existentialism Jean-Paul Sartre arrived in the Material World on June 21, 1905. Born in Paris to a modest family. Sartre, the chain-smoking existentialist who frequented Parisian cafes, is most remembered as an activist writer and for his idea of “bad faith.”
Kierkegaard taught us to take guidance from our angst, which drives leaps of faith. Nietzsche wants you to first challenge inherited norms so you can create your own values through authentic self-becoming.
Friedrich Nietzsche Read More »
9 Generations Ago 30 Phil, Chapter 29: Mill and Utilitarianism John Stuart Mill was born on May 20, 1806, in London, to James Mill, a Scottish-born philosopher and economist, and Harriet Barrow. His Greatest Happiness Principle lies at the core of utilitarianism, advocating for actions that maximize utility, generally understood as producing the greatest well-being
John Locke grounded human knowledge and human rights in experience rather than authority or tradition.
17 Generations Ago 30 Phil, Chapter 23: Roger Williams and Liberalism Roger Williams was born in England around 1602, in Smithfield, situated at the heart of London. Williams officially founded Providence Plantations in 1636 with an informal agreement with the local Native American leaders. It became the fifth American colony and the second in the
17 Generations Ago 30 Phil, Chapter 22: Descartes and Cartesian Dualism René Descartes was born into minor nobility in the Kingdom of France on March 31, 1596. In 1637, Descartes published “Discourse on the Method,” he sought to identify certain knowledge by using doubt to strip away uncertain beliefs. Cartesian Skepticism is a system of
Galileo, the Father of Modern Physics, showed that careful observation and math could overturn ancient certainty.
18 Generations Ago 30 Phil, Chapter 20: Francis Bacon and the Scientific Method Francis Bacon was born on January 22, 1561, in London to a prominent and influential family. The young Francis Bacon received a comprehensive education, attending the prestigious Trinity College, Cambridge, at the age of 12. Bacon is the Father of the Scientific
22 Generations Ago 30 Phil, Chapter 19: Guru Nanak and Sikhism Nanak was born in a village in Pakistan, on April 15, 1469. In 1499, at age 30, Nanak experienced a transformative spiritual event. While working as a storekeeper, he would often bathe in a nearby river. One fateful day, he submerged and remained missing
38 Generations Ago 30 Phil, Chapter 18: Peter Abelard and Universals Born in 1079 in Le Pallet, a small village in France, Peter Abelard hailed from a noble lineage. His father, a knight of the local lord, intended for his son to follow in his footsteps. Instead, Peter chose a path of knowledge. His brilliance
42 Generations Ago 30 Phil, Chapter 17: Alhazen and the Senses Alhazen was born in Basra around 965 CE, a city located in present-day Iraq. In his 30s, Alhazen faced the challenge of his life. He was “commissioned” to produce a solution for regulating the unpredictable and deadly flooding of the Nile. As he delved
