Sperm can live for about five days inside the uterus, so providing those two time frames collide, it can be pretty soon after sex. Hours, usually. Implantation occurs between 6 - 12 days. Different sources say different things, but it seems to be no fewer than six days and no longer than fourteen.
In short, it soon became apparent that a new stage of life â the teenage phase â was becoming a reality in America. American adolescents were displaying traits unknown among children and adults. Although the word teenager did not come into use until decades later, the teenage mindset dawned in the 1920s.
Herbert Spencer was a theorist whose valuable insights have often been drowned in a sea of irrelevance and spacious reasoning. He is popularly known as the British Aristotle and often called the second founding father of sociology. Spencer's ideas have left an indelible impression on the succeeding writers. Spencer's name was associated with the birth of sociology in England. Herbert Spencer was born an April 27, 1820, in Derby in England.