Zero was invented by the Indian mathematician Aryabhata around 499 AD. The concept of zero first appeared in India around 458 AD. Zero was denoted by the word shunya, or void. In 628 AD, Brahmagupta gave the rules of computing with zero.
Florence Nightingale’s friend – Athena
Florence Nightingale is renowned for introducing nursing. She was a health reformer. Her studies showed that the vast majority of British soldiers in the Crimean War died due to disease and poor hygiene, not enemy bullets. She once rescued a baby owl and named it Athena. She used to carry it in her pocket wherever …
What are Pan Am Games?
The Pan American Games (also known colloquially as the Pan Am Games) constitute a major event in the Americas featuring summer and formerly winter sports, in which thousands of athletes participate in a variety of competitions. It is held at a gap of every four years in the year before the summer Olympic Games. There …
How did Nelson Mandela celebrate his 80th birthday?
Nelson Mandela celebrated his 80th birthday on 18 July 1998 by marrying Graça Machel, widow of Samora Machel, the first President of Mozambique. His first wife was Evelyn Ntoko Mase and his second wife was Winnie Madikizela.
Last Britons to win singles titles at Wimbledon
Fred Perry won the men’s singles title at Wimbledon in 1936, exactly 77 years before Andy Murray became the champion in 2013. He was being projected as the last Briton to win a singles title at Wimbledon before Andy Murray. But the person to get the credit is Virginia Wade, who won the women’s singles …
Which famous Bengali painter was visually impaired?
Benode Behari Mukherjee was an eminent Bengali painter and muralist. He taught in Visva-Bharati University in 1925. He was born with serious defects in his eyes. He was myopic in one eye and blind in the other. He became totally visually impaired when his myopic eye was operated upon in 1956. He continued to paint …