Mobile phones have become such a ubiquitous item of use that it seems difficult to imagine a time when they…
Telescopes are optical devices that help in producing a magnified image of distant objects. The instruments use an arrangement of…
One of the most significant events in the history of mankind was the invention of the wheel. Who and how…
A stock exchange is an organized and regulated financial market where shares, bonds and other financial securities are traded at…
In this day and age, when air travel has become the preferred mode of transport due to improving technology and…
The end of World War II in 1945 brought along with it a new set of geopolitical rivalries and tensions.…
Spices are global now. But once they were restricted to certain regions, were highly costly, even more valuable than gold!…