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A metal is a material defined by specific properties, including conducting electricity well. Every metal has a finite conductivity — a measure of how well it conducts — in particular conditions. It changes when the metal is heated or cooled. For example, at a pleasant 20º C, the electrical conductivity of zinc is roughly 16.9 … Read more

Madras, March 3: As part of the track modernisation programme on Indian Railways, the Southern Railway will be replacing the Madras-Arkonam and Madras-Gudur rail tracks with concrete sleepers instead of the present wooden and cast iron sleepers. These concrete sleepers are expected to give stability to the track to take heavier loads of trains at … Read more

Photograph used for representational purposes only | Photo Credit: Getty Images/iStockphoto A study by researchers from NIMHANS, Bengaluru, in collaboration with doctors from Australia, United Kingdom and some States in India, has found that suicidal ideation and suicide attempts are alarmingly high among college students across the country. Highlighting the need for suicide prevention programmes … Read more

An Index to the enormous national wealth of the United States is provided by the latest financial statistics, covering the year 1922, published by the American Government. The figures form the basis of a full-page article in the “New York Times”, which triumphantly alludes to modern America as “the Nabob of the nations.” Official estimates … Read more

(This article is part of the View From India newsletter curated by The Hindu’s foreign affairs experts. To get the newsletter in your inbox every Monday, subscribe here.) It could have been a scene out of a satirical web series, but it was real. Before we decode the tense, now viral spat among US President Donald … Read more

As he has been several times in the past, Kane Williamson was being a thorn in India’s side. One of the most accomplished players of the turning ball, the former New Zealand captain was at it again, working a single there, bunting a two here. Occasionally, he would play the sweep, or rock right back … Read more

On February 27, West Bengal Chief Minister and Trinamool Congress chairperson Mamata Banerjee directed her party’s rank and file to scrutinise the State’s voters’ list and identify the “outsiders” who have made it to the list. Ms. Banerjee alleged that the Bharatiya Janata Party (BJP), with the “blessings” of the Election Commission of India (ECI), … Read more

In the last two decades in India, a major epidemiological transition has happened that has not captured sufficient public attention — the challenge of overweight and obesity. The National Family Health Survey round 5 (NFHS-5, 2019-21) suggests that nearly one in every four men or women is obese. The proportion of those who are overweight … Read more

White House diplomacy The televised exchange between U.S. President Donald Trump and Ukrainian President Volodymyr Zelenskyy has exposed the flaws in Mr. Trump’s diplomatic approach. His visible frustration, abrupt decision to cancel a mineral rights deal along with threats to withdraw U.S. aid, highlight a lack of strategic foresight in handling global conflicts. Mr. Trump’s … Read more

“As a species we accept our inevitable decay decline and death; I want to argue that the opposite should be true.” – Bryan Johnson, bio hacker, founder, Project Blueprint. Humans, with their infinite capacity for overreaching, have always pursued the elusive goal of defying death. It is no surprise then, that myths, crafted as ideals … Read more