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An 1802 cartoon of Edward Jenner 's cowpox-derived smallpox vaccine. Diseases and epidemics of the 19th century included long-standing epidemic threats such as smallpox, typhus, yellow fever, and scarlet fever. In addition, cholera emerged as an epidemic threat and spread worldwide in six pandemics in the nineteenth century.
v. t. e. The history of coronaviruses is an account of the discovery of the diseases caused by coronaviruses and the diseases they cause. It starts with the first report of a new type of upper-respiratory tract disease among chickens in North Dakota, U.S., in 1931. The causative agent was identified as a virus in 1933.
This is a list of the largest known epidemics and pandemics caused by an infectious disease in humans. Widespread non-communicable diseases such as cardiovascular disease and cancer are not included. An epidemic is the rapid spread of disease to a large number of people in a given population within a short period of time; in meningococcal ...
It was the last great pandemic of the 19th century, and is among the deadliest pandemics in history. [2][3] The pandemic killed about 1 million people out of a world population of about 1.5 billion (0.067% of population). [4][5] The most reported effects of the pandemic took place from October 1889 to December 1890, with recurrences in March to ...
The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 (COVID-19) and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2]
1838 – Protein discovered, named and recorded by Gerardus Johannes Mulder and Jöns Jacob Berzelius. 1862 – Louis Pasteur discovers the bacterial origin of fermentation. 1863 – Gregor Mendel discovers the laws of inheritance. 1864 – Antonin Prandtl [wikidata] invents first centrifuge to separate cream from milk.
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
1952: The first thermonuclear weapon is developed. 1953: The first video tape recorder, a helical scan recorder, is invented by Norikazu Sawazaki. 1954: Invention of the solar battery by Bell Telephone scientists, Calvin Souther Fuller, Daryl Chapin and Gerald Pearson capturing the Sun's power.