Mercury-in-glass thermometer ushered in a new era of accuracy and precision in thermometry, and is still to this day regarded as one of the most accurate thermometers available. The thermometer was used by the originators of the Fahrenheit and Celsius scales. Anders Celsius, a Swedish scientist, devised the Celsius scale, which was described in his publication "The origin of the Celsius temperature scale" in 1742. Celsius used two fixed points in his scale: the temperature of melting ice and the temperature of boiling water. This wasn't a new idea, since Isaac Newton was already working on something similar. The distinction of Celsius
Vladimir Sokolov (scientist) to Bolivia, Cuba, Ethiopia, Mexico, Mongolia, Peru and Vietnam. His research interests were diverse. He studied radiobiology in the wake of the Chernobyl disaster, as well as ethology and the systematics of mammals. A species of rodent, "Cricetulus sokolovi", was named after him. Also, a species of legless lizard, "Ophisaurus sokolovi", was named in his honor. Sokolov was also one of the first authors to write about the concept of biosphere reserves. Sokolov published about 1000 scientific papers. Vladimir Sokolov (scientist) Vladimir Sokolov (February 1, 1928 – April 19, 1998) was a Russian scientist in the field of zoology and