Before we begin This is a story about gallium’s discovery and how it played a part in the acceptance of the then newly invented periodic table. Gallium was discovered by French chemist Paul-Emile Lecoq de Boisbaudran and you probably associate the periodic table with Russian chemist Dmitri Mendeleev. Why then are you staring at the...
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November 22, 2025November 22, 2025Children, Science & Tech
How do airbags work?
Testing. Testing. The auto mechanics are hard at work making sure the air-filled balloon-looking pillow-like bags work and deploy properly in this sleek and brand new car. Look at the dashboard and see how firmly the system is incorporated. But wait a minute, how does it know when to pop out and how can we...
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November 22, 2025November 22, 2025Science & Tech
42 glacial lakes in Nepal at high risk of bursting: experts
Forty-two glacial lakes in Nepal have been identified as being at critical risk of bursting, according to experts. A potential glacial lake outburst flood could result in massive loss of life and severe damage to infrastructure, International Centre for Integrated Mountain Development (ICIMOD) expert Sharad Prasad Joshi warned on Friday (November 21, 2025) during a...
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November 22, 2025November 22, 2025Science & Tech, TamilNadu
Space startup Agnikul Cosmos raises ₹150 crore in fresh funding round at $500 million valuation
Chennai-based space tech startup Agnikul Cosmos has raised ₹150 crore ($17 million) in a fresh funding round at a $500 million valuation. The round saw participation from family offices and marquee institutional investors such as Advenza Global Limited, Atharva Green Ecotech LLP, HDFC Bank, Artha Select Fund, Prathithi Ventures, and 100X.VC. The company, which is...
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November 22, 2025November 22, 2025Science & Tech
Washington State man believed to be first to die from rare strain of H5N5 bird flu in U.S.
A Washington State man is believed to be the first person to die from a rare strain of bird flu, but State health officials have said the risk to the public is low. The man, an older adult with underlying health conditions, was being treated for a bird flu called H5N5 after becoming seemingly the...
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November 21, 2025November 21, 2025Environment, Science & Tech
High costs, poor training deepen India’s stinging snakebite toll
The World Health Organisation recognises snakebite envenomation as a “neglected tropical disease”. It causes between 81,000 to 138,000 deaths globally every year, and four-times the number are left with physical disabilities. And “India bears the largest burden of snakebite envenomation globally, accounting for nearly half of the world’s snakebite deaths,” per a new study in...
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November 21, 2025November 21, 2025Science & Tech
COVID-19 virus poses higher cardiac, clotting risks in kids than vaccines, large study says
A large study in the UK has reported that children and adolescents are at substantially more risk of developing heart inflammation, blood clots, and other vascular and inflammatory diseases after COVID-19 infection than after vaccination. The study, published recently in The Lancet Child & Adolescent Health, drew on the health records of nearly 14 million individuals...
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November 21, 2025November 21, 2025Health, Science & Tech
Pharmacogenomics: reading genes to tailor prescriptions for individuals
The old medical advice to “start low and go slow” reflects a fundamental challenge in healthcare: the same drug at the same dose can heal one patient while harming another. For decades, physicians have prescribed medications based on population averages, essentially conducting a trial-and-error experiment with each patient. Today, pharmacogenomics is rewriting this script by...
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November 20, 2025November 20, 2025Environment, Science & Tech
Attribution science: the tricky task of linking climate disasters to emitters
On November 12, Delhi’s air became distinctly unbreathable. A thick blanket of smog enveloped the capital, which recorded an average Air Quality Index (AQI) of over 400, and the pollution was categorised as “severe”. On November 9, Delhiites, aware of the possible respiratory ailments this relapsing crisis could lead to, protested at India Gate. Many...
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November 19, 2025November 19, 2025Science & Tech
ISRO tests bootstrap mode start on CE20 cryogenic engine
The Indian Space Research Organisation (ISRO) has successfully demonstrated the boot-strap mode start test on the CE20 Cryogenic engine which powers the upper stage of the Launch Vehicle Mark -3 (LVM3) rocket. The test on the CE20 cryogenic engine, which was successfully conducted under vacuum conditions in the High-Altitude Test (HAT) facility at ISRO Propulsion...
