Invention Problem or Time Requirement Thus, after a new invention or discovery, man thinks of improving his invention or discovery, but human life is sometimes stuck at such stages, Where he needs to discover a new invention in order to advance his invention. Benjamin Franklin's discovery of the use of electricity was completed in 1752 , but the usefulness of the use of electricity was estimated almost a century later, When Thomas invented the world's first light bulb in 1879 , Thomas's invention created an innovation in human life, The need for a new invention was felt to sustain this invention.   We know that many of you dear readers will be left wondering how we can ignore Thomas Alva Edson when it comes to electricity and bulbs, So sir, this is not the case at all.  The main purpose of our blogs is to inform you about the scientists that very few people know about, A small example of this is that we all know who invented the light bulb but we do not know who invented