Physical World ...

“Politics is the art of the possible. Similarly, Science is the art of the soluble”. Which of the following statements is a case of this aphorism?

No physicist has ever “seen” an electron. Yet, all physicists believe in the existence of electrons. An intelligent but superstitious man advances this analogy to argue that ‘ghosts’ exist even though no one has seen one. How will you refute his argument ?

Which of these were not major technological advances during industrial revolution in England and Europe?

Which of these was a major scientific major advance during industrial revolution in England and Europe?

Which of these was a major technological achievement in ancient India?

Which of these was a major scientific achievement in ancient India?

What is the relation between morality and science?

In the event of your stumbling upon a discovery, which has great academic interest but is certain to have nothing but dangerous consequences for the human society. How, if at all, will you resolve your dilemma?

In the event of your stumbling upon a discovery, which has great academic interest as well as some benefits and some bad consequences for the human society. How, if at all, will you resolve your dilemma?

Good and bad effects of a particular scientific/technological advance such as prenatal sex determination should in general be weighed by