Time capsule

Context: Aligarh Muslim University buries ‘time capsule’ to mark its centenary year. It includes facets of the university’s illustrious history

• The historic cache of information built with high-tempered steel for the communication with future generations included a copy of Sir Syed Album (by Khaliq Ahmad Nizami); essays and speeches relating to the Mohammadan Anglo-Oriental College, Aligarh from 1875 to 1919.

What is a time capsule?

• It is a container of any size or shape, which accommodates documents, photos and artefacts typical of the current era and is buried underground, for future generations to unearth.
• The time capsule requires special engineering so that the contents don’t decay, even if pulled out after a century.
• Material such as aluminum and stainless steel are used for the encasing, and documents are often reproduced on acid-free paper.
• While the term “time capsule” was coined in the 20th century, among the earliest examples of one dates back to 1777, found by historians inside the statue of Jesus Christ in a church in Spain during restoration work in December 2017.

Are there any time capsules in India?

• There have been a number of prominent examples. One time capsule, outside the Red Fort and placed underground in 1972 by Prime Minister Indira Gandhi, was dug out by the subsequent government.
• Other time capsules are at a school in Mumbai, IIT-Kanpur, Lovely Professional University in Jalandhar, and Mahatma Mandir in Gandhinagar.

What have the other time capsules preserved?

• On March 6, 2010, President Pratibha Patil buried the time capsule on the IIT Kanpur campus.
• An aerial map of the institute, annual reports of 1961, 1984 and 2008, menu of the hostel mess, the blazer crest, a DVD of a film on IIT Kanpur, some photographs are inside the time capsule.

https://www.thehindu.com/news/national/other-states/amu-buries-time-capsule-to-mark-its-centenary-year/article33670737.ece?homepage=true