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A Vietnamese flag flies atop the State Bank building, near the Vietcombank and Bank for Investment and Development of Vietnam buildings, in central Hanoi, Vietnam November 23, 2017. | Photo Credit: Reuters Questions: 1. During the war, U.S. forces used X, substances that, when applied to a plant, cause its leaves to fall off. The U.S. sprayed X en masse over…
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There are about 60 national elections in 2024 involving two billion people, including the biggest of them — the national elections underway in India — and the election to the U.S. presidency. Across the world, elections are a volatile mixture of emotions, aspirations, competing ideologies, and sometimes even violence. It might then surprise many that,…
Read More “The physics and maths of keeping elections fair and representative | Explained” »
This computer-generated image released by the European Space Agency (ESA) shows trackable objects in orbit around Earth. | Photo Credit: File photo Indian Space Situational Assessment Report (ISSAR) for 2023 has revealed that more space objects were placed in orbit last year as compared to 2022. The report, compiled by ISRO System for Safe and…
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A man covers his head with cloth to protect himself during a heat wave in Bhubaneswar, April 24, 2024. | Photo Credit: Biswaranjan Rout/The Hindu The complexities of the ways in which global warming manifests in local weather continue to underscore the need to model globally but predict locally. The waning phase of the strong…
Read More “Anticyclones, hanging even now over India, link warming to heat | Explained” »
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In compliance with a February 19, 2024, Supreme Court order, the Ministry of Environment, Forests and Climate Change (MoEFCC) uploaded the various State Expert Committee (SEC) reports on its website earlier in April. This interim order was in response to a public interest litigation challenging the constitutionality of the Forest (Conservation) Act Amendment (FCAA) 2023….
Read More “Chunk of India’s forests ‘missing’ after 27-year-delay to file reports | Analysis” »
Geologists at MIT and Oxford University have found ancient rocks in Greenland that bear the oldest remnants of Earth’s early magnetic field. The researchers determined that the rocks are about 3.7 billion years old and retain signatures of a magnetic field with a strength of at least 15 microtesla. The ancient field is similar in magnitude…
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In addition to its food value, coconut has health, medicinal, and cosmetic benefits A paper published in 2014 by Uma Ahuja et al., in the journal Asian Agri-History, points out that the coconut palm is considered as a native of Malesia, a bio-geographical region that includes Southeast Asia (notably India), Indonesia, Australia, New Guinea, and several Pacific Island groups….
All over the world, kidney disease and kidney failure are most prevalent in the poor and economically underprivileged. About 50,000 or more patients are on dialysis in Kerala for terminal kidney failure. Being on dialysis is never a permanent solution to kidney failure. Fraught with several complications and lethal infections the yearly mortality rate in…
Read More “Where shall the poor go for a kidney transplant in Kerala?” »
Part of the answer about how birds fly in a coordinated and effortless way lies in precise, and previously unknown, aerodynamic interactions, mathematicians have found. The researchers found that flow-mediated interactions between neighbours are, in effect, spring-like forces that hold each member in place. However, these ‘springs’ act in only one direction — a lead bird…
Read More “How do birds fly in a coordinated and seemingly effortless fashion?” »