Discover and read the best of Twitter Threads about #nationalscienceday2021
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Joseph Tieffenthaler (1710–1785): Missionary who did extensive work in astronomy and geography. Considered the "father of modern Indian geography". Proficient in mathematics, astronomy, geography and natural sciences. #NationalScienceDay 6/51 
Dr Johann Gerhard Koenig (1728–1785): Botanist and physician. Plant genus Koenigia named for him by Linnaeus; also a species of curry-leaf tree Murraya koenigii. #NationalScienceDay 7/51
Rev. Dr Christoph Samuel John (1747–1813): Naturalist and missionary at Travancore from 1771 until his death. The shrub “John's Balsam”, named after him, is endemic to Southern W. Ghats, found on stream beds in Kerala. #NationalScienceDay 8/51
#NationalScienceDay is celebrated to spread a message about the importance of science used in the daily life of the people. The theme for 2021 is “Future of STI: Impact on Education Skills and Work”. Here we remember few pioneers. 1/51 #Thread #NationalScienceDay2021
Christians furthered the spread of scientific education in India, set up laboratories and natural history museums, worked extensively in areas like botany, astronomy & experimental physics, studied Indian treatises & published scientific periodicals. 2/51 #NationalScienceDay
Fr Wenceslaus P. Kirwitzer (1588–1626): Missionary who observed two comets from India in 1618. Published observations in 1620 in a treatise where he states that he used a “tubo optico”. First recorded use of a telescope in India. 3/51 #NationalScienceDay
