The ‘Tree of Life’

Back in 350 BCE, Aristotle regarded the essence of species as fixed and unchanging. He wrote his Historia Animalia, grouping animals according to their similarities of looks, actions or dwelling place: animals with blood and animals without, animals that live on water or on land, etc. Aristotle grouped his animals hierarchically from ‘lowest’ to ‘highest’,Continue reading “The ‘Tree of Life’”

Darwin Day

Charles Darwin was born 210 years ago today. He died aged 73 in 1882. One of the single most profound ideas ever to enter a human brain seeped into his around 1836 or 1837 and stewed and bubbled there until in 1858 he was jolted into action and finally published his stunning insight. No, NOTContinue reading “Darwin Day”