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Around five and half millenia ago, northern Africa went through a dramatic transformation. The Sahara desert expanded and grasslands, forests and lakes favoured by humans disappeared. Humans were forced to retreat to the mountains, the oases, and the Nile valley and delta. As a relatively large and dispersed population was squeezed into smaller and more…
Sci-Five | The Hindu Science Quiz: On Bioluminescence This image from video provided by the Monterey Bay Aquarium Research Institute in April 2024 shows bioluminescence in the shaggy bamboo coral Isidella tentaculum filmed in the ocean by a remotely operated vehicle. START THE QUIZ 1 / 5 | What kind of reaction causes bioluminescence? Physical…
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Before a T. rex can tower over museum visitors or a Triceratops can show off its huge horns, dinosaur fossils must first be painstakingly reconstructed — cleaned, fit together and even painted. For U.S. restorationist Lauren McClain, the process is like putting together a giant 3D puzzle. Ms. McClain’s job begins at her home workshop…
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More often than not, the experience for patients with a fever is to get tested and treated for a typhoid infection. The test is a rapid blood test called the Widal test. The subsequent treatment usually consists of tablets, typically in urban areas, or injections in rural ones. Typhoid spreads through contaminated food and water…
Read More “How the Widal test is clouding India’s sense of its typhoid problem | Explained” »
Google DeepMind unveils next generation of drug discovery AI model. | Photo Credit: AP Google Deepmind has unveiled the third major version of its “AlphaFold” artificial intelligence model, designed to help scientists design drugs and target disease more effectively. In 2020, the company made a significant advance in molecular biology by using AI to successfully…
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Dr M. Ravichandran, Secretary, Ministry of Earth Sciences, during an interaction with PTI, in New Delhi, on May 8, 2024. | Photo Credit: PTI India will formally convey its plan to develop a new research station in Antarctica to the governing authority of the icy continent when the body meets for its annual meeting in…
Read More “India to convey its plans to build a new research station in Antarctica at ATCM” »
Dr M. Ravichandran, Secretary, Ministry of Earth Sciences, during an interaction with PTI, in New Delhi, on May 8, 2024. | Photo Credit: PTI India will formally convey its plan to develop a new research station in Antarctica to the governing authority of the icy continent when the body meets for its annual meeting in…
Pfizer’s gene therapy trial for Duchenne muscular dystrophy resulted in a young patient’s death. File | Photo Credit: Reuters A young patient died due to cardiac arrest after receiving Pfizer’s experimental gene therapy being tested in a mid-stage trial for a muscle-wasting disorder called Duchenne muscular dystrophy(DMD), the drugmaker told Reuters on May 7. “A…
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The various species of whales inhabiting Earth’s oceans employ different types of vocalisations to communicate. Sperm whales, the largest of the toothed whales, communicate using bursts of clicking noises — called codas — sounding a bit like Morse code. A new analysis of years of vocalisations by sperm whales in the eastern Caribbean has found…
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A representational photo of a nurse administering Oral Rehydration Solution (ORS) solution to a child. | Photo Credit: M. Govarthan Misperceptions of healthcare providers has been identified as one of the major reasons why Oral Rehydration Solution (ORS), which could be a live-saving treatment in diarrhoea cases, is not being prescribed in India for children…