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Hace 2 días · Alfred Russel Wallace (1823-1913) was a naturalist, explorer and writer. Born in Monmouthshire, he started his career as a collector of natural history specimens. He did extensive fieldwork first in the Amazon River basin, and then in the Malay Archipelago, where he identified the Wallace line dividing the fauna of Australia from that of Asia.
Hace 2 días · An 1855 paper on the "introduction" of species, written by Alfred Russel Wallace, claimed that patterns in the geographical distribution of living and fossil species could be explained if every new species always came into existence near an already existing, closely related species.
- Charles Darwin
- 1859
Hace 1 día · Charles Darwin (born February 12, 1809, Shrewsbury, Shropshire, England—died April 19, 1882, Downe, Kent) was an English naturalist whose scientific theory of evolution by natural selection became the foundation of modern evolutionary studies. An affable country gentleman, Darwin at first shocked religious Victorian society by suggesting that ...
- Adrian J. Desmond
- Charles Darwin’s theory of evolution by natural selection is the foundation upon which modern evolutionary theory is built. The theory was outlined...
- Charles Darwin’s theory of evolution had three main components: that variation occurred randomly among members of a species; that an individual’s t...
- Growing up, Charles Darwin was always attracted to the sciences. In 1825 his father sent him to the University of Edinburgh to study medicine. Ther...
- Charles Darwin was born in England to a well-to-do family in 1809. His father was a doctor, and his mother—who died when he was only eight years ol...
- Charles Darwin’s theories hugely impacted scientific thought. But his ideas also affected the realms of politics, economics, and literature. More i...
Hace 2 días · Morris began to read voraciously on the subject of socialism, including Henry George's Progress and Poverty, Alfred Russel Wallace's Land Nationalisation, and Karl Marx's Das Kapital, although admitted that Marx's economic analysis of capitalism gave him "agonies of confusion on the brain".
Hace 2 días · Alfred Russel Wallace (wikipedia) The Physical Geography karya Alfred Russel Wallace yang ditulis pada tahun 1863 mengilustrasikan tanah geografi di luar Eropa dan mengarah ke kolonialisme. Lebih rincinya Wallace menggambarkan perjalanannya selama menjelajah Asia Tenggara, termasuk Indonesia.
Hace 3 días · Charles Darwin and Alfred Russel Wallace were two of the many to use beetles to develop theories about evolution. However, understanding the evolution and origins of beetles is difficult. A research team used a 68-gene dataset and 57 fossils to construct an evolutionary tree of beetles.
Hace 5 días · BERNHARD RIEMANN (September 17th, 1826 – July 20th, 1866) German mathematician. Main accomplishments: Developed Riemann hypothesis (or the Riemann Zeta Function). Developed the general theory of complex variables. Wrote a paper titled “On the number of primes less than a given magnitude,” a pivotal point in the development of number theory.
