‘Weightless’ makeover for the kilogram

The physical kilogram standard should not depend on climatic conditions. This core idea was mentioned even in the Arthasastra

12 Jul 2019

A revolution without resistance

When a group at Bengaluru’s IISc said it had achieved superconductivity at room temperature, the news made headlines

15 Jun 2019

Scientists take on the markets

Albert Einstein lost a good portion of his Nobel money in the stock market crash of 1929. But today, his theory of relativity aids investors

23 May 2019