Kerry Emanuel was born on April 21, 1955. He is an American professor of meteorology (atmospheric science in the Department of Earth, Atmospheric, and Planetary Sciences) currently working at the Massachusetts Institute of Technology in Cambridge. He has specialized in atmospheric convection and the mechanisms acting to intensify hurricanes. He coined the term “hypercane” in 1994. In 2007, he was …

Kanada — What is the relationship between man, the universe and their creator? This question has always intrigued philosophers and thinkers. Between 600 B.C. and 200 A.D. there were several attempts by Indian philosophers to find an answer to the question. One of these was Kanada, who, in about 600 B.C. at Prabhasa propounded the Vaisesikasutra (Peculiarity Aphorisms). Today, we …

Juan Ramon Jimenez was a Spanish poet. One of his most important contributions to modern poetry was the idea of ‘poesia pura’ (Spanish for ‘pure poetry’). A prolific author, he received the Nobel Prize in Literature in 1956. Strongly influenced by the poet Ruben Dario, he published his first two books, in 1900, at the age of eighteen. The death …

John Craig Venter (born October 14, 1946, Salt Lake City) is an American biologist and businessman. He began his academic career at a community college, College of San Mateo (California), after enlisting in the navy and serving a tour of duty during the Vietnam War. On returning, he received his bachelor’s degree in biochemistry in 1972, and his Ph.D. in …

John Adams family had been in America for generations when he was born on October 30, 1735. His father was a farmer who had been Harvard educated. He taught his son to read before he entered school under Mrs. Belcher. He quickly moved into Joseph Cleverly’s Latin school and then studied under Joseph Marsh before becoming a student at Harvard …

The strength of any material is its ability to resist stretching, pressing together, and tearing what the scientists call tension, compression and shear. No one material is the strongest for all purpose. For example, cast iron is immensely strong in resisting steady compression, but is easily broken by a sharp hammer blow. Some materials are made stronger by the addition …

It is the medical name for lockjaw, and is caused by the tetanus bacillus that can get into a simple wound, such as a cut, and which produces a poison that makes the muscles move in spasms. Tetanus can be treated, and it is usually dealt with by having an anti-tetanus injection.

Ploughing one month in advance i.e. in the month of May for kharif crops is known as summer ploughing. There are the three usual harvests known as the kharif or autumn (June-September), the rabi or spring (October-March) and zaid or extra harvest (March-June). Summer ploughing helps to kill weeds, hibernating insects and diseasecausing organisms by exposing them to the summer …

There are two types of immunity for infectious microorganisms: active immunity and passive immunity. Passive immunity is provided by artificial means such as injections of antibodies and vaccines. The agents used for passive immunity include antibodies from humans or animals.

It is caused when the natural environment of an organism is disturbed due to industrial pollution. As pollutants like soot and smoke darken the landscape, they disturb the environment of many organisms that rely on camouflage to avoid predation. This change makes them vulnerable to predators and creates a strong selective pressure due to which an organism with a darker …