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John Joly (/ ˈ dʒ oʊ l i /; 1 November 1857 – 8 December 1933) was an Irish geologist and physicist known for his development of radiotherapy in the treatment of cancer. He is also known for developing techniques to more accurately estimate the age of a geological period, based on radioactive elements present in minerals, the uranium–thorium dating.
1900 – Swedish Dr. Stenbeck cures a skin cancer with small doses of radiation [4]; 1920s – Dr. William B. Coley's immunotherapy treatment, regressed tumors in hundreds of cases, the success of Coley's Toxins attracted heavy resistance from his rival and supervisor, Dr. James Ewing, who was an ardent supporter of radiation therapy for cancer.
His contemporary Nicolaes Tulp believed that cancer was a poison that slowly spreads, and concluded that it was contagious. [6] In the 1600s, cancer was vulgarly called "the wolf[e]". [7] The first cause of cancer was identified by British surgeon Percivall Pott, who discovered in 1775 that cancer of the scrotum was a common disease among ...
Earth sciences [ edit ] March 10 – Long Beach earthquake in Southern California : First recording of earthquake strong ground motions by an accelerograph network, installed in 1932 by the United States Coast and Geodetic Survey .
He invented a method that, he said, could treat virtually all forms of cancer, [1] with no side effects, and without the need for surgery or medication. [ 1 ] [ 2 ] [ 3 ] [ needs update ] He also demonstrated a device that generated flammable hydrogen-containing gas from salt-water-solution by the use of radiowaves.
2004: First podcast, invented by Adam Curry and Dave Winer, is a program made available in digital format for download over the Internet and it usually features one or more recurring hosts engaged in a discussion about a particular topic or current event. [545] [546] [547] 2005: YouTube, the first popular video-streaming site, was founded
Thomas Midgley Jr. (May 18, 1889 – November 2, 1944) was an American mechanical and chemical engineer.He played a major role in developing leaded gasoline (tetraethyl lead) and some of the first chlorofluorocarbons (CFCs), better known in the United States by the brand name Freon; both products were later banned from common use due to their harmful impact on human health and the environment.
500 BC – Pills were used. They were presumably invented so that measured amounts of a medicinal substance could be delivered to a patient. 510–430 BC – Alcmaeon of Croton scientific anatomic dissections. He studied the optic nerves and the brain, arguing that the brain was the seat of the senses and intelligence.