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2020: The first MRNA vaccine to be approved by public health medicines regulators is co-developed by Pfizer and BioNTech for COVID-19. [556] 2020: OpenAI demonstrated an Artificial Intelligence model called GPT-3. The program was created to generate human-like responses when given prompts. [557] 2022: Pfizer develops the world's first pill for ...
Scientists were unsure whether the cooling effect of particulate pollution or warming effect of greenhouse gas emissions would predominate, but regardless, began to suspect that human emissions could be disruptive to climate in the 21st century if not sooner. In his 1968 book The Population Bomb, Paul R. Ehrlich wrote, "the greenhouse effect is ...
Pages in category "20th-century inventions" The following 128 pages are in this category, out of 128 total. This list may not reflect recent changes. A.
9th century – The sine quadrant, was invented by Muhammad ibn Musa al-Khwarizmi in the 9th century at the House of Wisdom in Baghdad. [3]: 128 The other types were the universal quadrant, the horary quadrant and the astrolabe quadrant. 10th century – sea-going junk ships built in China. Late 10th century – Kamal invented in Arab world.
3rd century BC: Archimedes uses the method of exhaustion to construct a strict inequality bounding the value of π within an interval of 0.002. 3rd century BC: Archimedes develops the field of statics, introducing notions such as the center of gravity, mechanical equilibrium, the study of levers, and hydrostatics.
5. Play-Doh. Who: Kay Zufall, Brian, Joseph McVicker, Bill Rhodenbaugh When: 1956 . How it was created: The gooey toy kids have been playing with for decades began as a household cleaning product ...
But it was not until 1929 that Earle Haas of Denver first invented the modern tampon with an applicator. Dr. Haas submitted the design for patent in 1931, and in 1936, the tampon was first sold in the United States. He later gave his invention the brandname Tampax, which is still one of the main tampon brands today. [225] [226] 1929 Eyelash curler
20th-century inventions (2 C, 127 P) 21st-century inventions (1 C, 22 P) This page was last edited on 24 July 2023, at 04:41 (UTC). Text is available under the ...