Question : Why is cooking quicker in a pressure cooker? Answer : As the pressure inside the cooker increases, the boiling point of water is raised, hence, the cooking process is quicker. Question : Why does a man fall forward when he jumps out of a running train or bus? Answer : He is in […]

Question : Why do we lean forward while climbing a hill? Answer : In order to keep the vertical line passing through our center of gravity always between our feet, which is essential to attain equilibrium or stability. Question : Ice wrapped in a blanket or sawdust does not melt quickly. Why? Answer : Both […]

Question : Why is it difficult to breathe at higher altitudes? Answer : Because of low air pressure at higher altitudes the quantity of air is less, and so also that of oxygen. Question : Why does ink leak out of the partially filled pen when taken to a higher altitude? Answer : As we […]

Question : Why does ice float on water? Answer : The weight of the ice block is equal to the weight of the liquid displaced by the immersed portion of the ice. Question : A man with a load jumps from a high building. What will be the load experienced by him? Answer : Zero, […]

Dr. Tessy Thomas is the Project Director and Key Scientist for the Agni-V project of India. She was also the key figure behind the development of Agni-V. The media also love to call her Agniputri, or one born of fire, after the missiles she has helped develop. Dr. Tessy Thomas is an expert on all […]

Pablo Picasso (full name: Pablo Ruiz y Picasso) was born on 25th October 1881 in the city of Malaga in Spain. He was a Spanish painter, sculptor, ceramicist, stage designer and printmaker. He has been regarded as the most influential artists of the modern 20th century. Pablo Picasso is known for the invention of constructed […]

Meghnad Saha was an outstanding Indian scientist. He made a remarkable contribution in the field of Astrophysics. Meghnad Saha was born on October 6, 1893 in Sheoratali, a village in Dacca district, now in Bangladesh. He was the fifth child of his parents, Sri Jagannath Saha and Smt. Bhubaneshwari Devi. His father was a grocer […]

Marilyn Monroe (Birth/ Real Name: “Norma Jeane Mortenson”) was born on June 1, 1926. She was an American model, singer and actress. Marylin became a major sex symbol, starring in a number of commercially successful motion pictures during the 1950s and early 1960s. Childhood Marilyn Monroe was born in the Los Angeles County Hospital. She […]

Delhi Metro Managing Director Dr. Elattuvalapil Sreedharan, widely hailed as the Metro Man of India, is responsible for single-handedly rewriting the country’s urban transport story. Dr. E. Sreedharan was born on June 12, 1932 in Palakkad district, Kerala. He studied at the Victoria College in Palakkad and then graduated as an engineer ...

Prof. Amartya Kumar Sen is one of the greatest intellectuals and economists of modern India. Amartya Sen is a philosopher, economist and a social thinker. At a time when the world was talking of globalization, liberalization and free market economy, Prof. Sen dared to differ. No wonder, he was awarded the Noble prize for welfare […]