In the modern day world we see how technology has progressed over time, from the earliest human tools to the most advanced modern technology. After a period of tremendous physical, chemical, and biological evolution, we are now witnessing technological progress.

There were times as long as we all can remember we used to see steam engine trains which were later dissolved down the drain of time

& were replaced by the diesel engine trains and then to electric trains.

So the question is “Where did it all start?” & “How is it going now?” Let’s discuss technological evolution in detail.