Author: Dr Rajiv Rastogi

This is the last article by the author for Science India, written a few days before his passing in December 18, 2023. Water is essential for our life as life in any form is not possible without it. Water has been used to maintain health since time immemorial. Water helps in treating diseases and hence is known as the most ancient remedial agent. Using water to gain and maintain health is a very old cure. References depicting the use of water in the treatment of disease are found in ancient texts like the Vedas. The great bath found in Mohenjo-Daro shows that…

The Sun has always attracted humans as a powerful source of energy. Many races and civilisations have worshipped the Sun as a God. These were most practised by Vedic Indians, Persians, Greeks, and Romans which were the most advanced civilisations of their times. Scientists always wanted to know more and more about the Sun and other planets. For that, different missions were initiated by the leading countries of the world but only few succeeded. The distance of the Sun from the earth was a limiting factor behind the mission towards the Sun. But people are curious to know about the…

This June 21, the world celebrates the ninth Yoga Day since its declaration and adoption by the United Nations General Assembly on December 11, 2014. In the crowd of celebration of different international days, the International Day of Yoga is perhaps one of the most popular with the highest number of public participation. The whole world, particularly the Yoga enthusiasts, start their preparations much in advance to celebrate this day as a great and memorable event. Different government organisations and ministries in India start the countdown to Yoga Day well ahead of the approaching day. Yoga festivals, Yogotsav and similar…