Of Time Machines and Multiverses
The recent Jaipur Litfest was graced by renowned Indian authors such as Jhumpa Lahiri, Vikram Chandra and Amish Tripathi, ex ambassadors Hussain Haqqani, Robert Blackwell and Shyam Saran and Nobel Laureates Amartya Sen and Harold Varasmus. It made for a fascinating intellectual feast and one was hard pressed to choose which session to attend. Finally, we evolved the tactic of visiting sessions at random and in the process stumbled into a presentation by Jim Al Khalili, a Professor of Physics at the University of Surrey. We learned that Jim Al Khalili has written the book, ‘Black holes, Worm holes and Time Machines’. His session was infused with his passion for physics so much so that faint memories of physics classes in School were rekindled. Newton postulates that time and space are constants and are the foundation on which his Laws of Motion rest. Mu...