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“… for the first time in world history, mechanical reproduction emancipates the work of art from its parasitical dependence on ritual. To an ever greater degree the work of art reproduced becomes the work of art designed for reproducibility.”Walter Benjamin The German philosopher Walter Benjamin wrote these words in his landmark 1935 essayThe Work of…
Read More “What is photocopying and how does it work? | Explained” »
A mock-up of the Prospero on display in London’s Science Museum. | Photo Credit: Geni What were you doing when Chandrayaan-3 created history by landing near the south pole of the moon? This is one question that you might keep encountering throughout your lifetime. It is human nature to link, associate and talk about what…
Mars’s liquid iron core is likely to be surrounded by a fully molten silicate layer, according to a pair of studies published in Nature. These results offer a new interpretation of the interior of Mars, suggesting its core is smaller and denser than previously proposed. Seismological study of Mars to understand the interior of the red plant…
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Indian men consume 8.9 grams and Indian women take in 7.1 grams of salt on a daily basis Our bodies need salt. Salt also adds taste to our food. However, too much salt in your diet may lead to high blood pressure. The World Health Organization recommends 5 grams of salt in your diet every…
The idea that you should take 10,000 steps a day originated in Japan in the 1960s, but had no scientific basis. Researchers have now shown that, if we focus on the risk of dying from cardiovascular disease, most of the benefits are seen at around 7,000 steps. An international study (Journal of the American College…
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Indian men consume 8.9 grams and Indian women take in 7.1 grams of salt on a daily basis. Image for representational purpose only. Our bodies need salt. Salt also adds taste to our food. However, too much salt in your diet may lead to high blood pressure. The World Health Organization recommends five grams of…
A cloud seeding experiment carried out in Solapur city, which falls on the leeward side of the Western Ghats and hence gets low rainfall — 384 mm and 422 mm of total rainfall during the period June to September 2018 and 2019, respectively — was able to achieve 18% relative enhancement in rainfall, which is…
Read More “IITM Pune demonstrates cloud seeding can produce rainfall” »
Silk, the queen of fibres, is drawn or reeled from cocoons of the silk moth (Bombyx mori). Humans domesticated it more than 5,000 years ago in China, from the wild moth (Bombyx mandarina). The ancestral moth is today found in China, the Korean Peninsula, Japan, and far eastern Russia, whereas the domesticated moth is reared all over the…
Read More “Where do the wild colours of domesticated silkworm cocoons come from?” »
Moon partially covered by the earth’s shadow during lunar eclipse. File. | Photo Credit: PTI West Bengal along with other parts of India, the whole of Asia, Europe, Africa, and Russia will witness a partial lunar eclipse on the night of October 28. The celestial phenomenon will continue till the early hours of October 29,…
Lava spurts and flows after the eruption of a volcano in the Reykjanes Peninsula, Iceland, July 12, 2023, as seen in this handout picture taken from a Coast Guard helicopter. | Photo Credit: Civil Protection of Iceland/Reuters A seismic swarm has hit the Reykjanes peninsula in southwest Iceland with more than 5,500 small earthquakes in…
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