public library of science scientists

Public Awareness Programmes - In India, birds and animals are considered to be cultural assets and have a profound effect on Indian art, sculpture, literature and religion. It is imperative that we protect wildlife. An awareness should be created amongst the masses using the various media..

In India, birds and animals are considered to be cultural assets and have a profound effect on Indian art, sculpture, literature and religion. It is imperative that we protect wildlife. An awareness should be created amongst the masses using the various media of communication like the TV, radio, ne..

The sewer removed from the sewerage during cleaning is often left on the roadside. This poses several health hazards to the public..

Zoos or zoological gardens are places where wild animals are kept. The zoos are open to public. The specimens normally found in zoos are rare, exotic, local, and popular ones. Some specimens are also bred in captivity in zoo..

Scientific investigation on the structure of atom and its subatomic particles is an area where still absorbs scientists..

Question 1 - Question: Why were the scientists not able to observe most of the cell organelles before 1940? Answer: Before 1940, scientists could view the cell only under a light microscope. The invention of the electron microscope in 1940 enabled the scientists to obs..

Huge amounts of public money are spent on Dams. Critics feel that the net benefits to the people and society are not proportionate and lopsided favouring urban industrial and government priorities, generation of power and irrigation at the expense of local people in the dam belt are..

When scientists started exploring matter, they discovered that the smallest particle of an element that maintains its chemical identity through all chemical and physical changes is called and 'atom..

Structure of atom - When scientists started exploring matter, they discovered that the smallest particle of an element that maintains its chemical identity through all chemical and physical changes is called and 'atom..

Introduction - At the turn of the nineteenth century, about 30 elements were known. 50 years later by the 1850s, scientists had discovered sixty three chemical elements and the numbers kept increasing. With the discovery and study of more and more elements and their compounds, the various..