Today's UPSC current affairs, in full detail 📚 (28 Oct 2026)
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1️⃣ CYCLONE ARNAB HITS THE ANDHRA COAST
A very severe cyclonic storm from the Bay of Bengal was forecast to cross the Andhra Pradesh and Yanam coasts, between Bapatla and Visakhapatnam, by the forenoon of 28 October.
🌀 Name given by: Bangladesh. "Arnab" means sea or ocean in Bengali
🌬️ Winds: 115–125 kmph, with gusts up to 140 kmph
🌊 Storm surge: About 1–2 m, highest near Kakinada and Yanam
🚨 IMD issued a RED message for coastal Andhra Pradesh and south Odisha
📋 Name comes from the cyclone naming list adopted in April 2020
2️⃣ ASHOKE SEN: FIRST INDIAN TO WIN THE OSKAR KLEIN MEDAL
⚛️ Honoured for: String theory, black hole entropy and string field theory
🇸🇪 Awarded by: Stockholm University and the Nobel Committee for Physics
📅 The medal was started in 1988, in memory of Swedish physicist Oskar Klein
🏛️ He works at ICTS, Bengaluru
3️⃣ ₹2.12 LAKH CRORE DEFENCE PURCHASES CLEARED
The Defence Acquisition Council (DAC) has approved proposals for all three services.
🇮🇳 About 82% will be sourced from Indian industry
👤 DAC is chaired by: The Defence Minister
📅 Set up in 2001, after the Kargil War, on a Group of Ministers' recommendation
📜 Grants "Acceptance of Necessity" (AoN), the first step in any defence purchase
4️⃣ NEW LAB TO TRACK WHERE DELHI'S POLLUTION COMES FROM
The Integrated Atmospheric Chemistry and Aerosol Toxicity Analysis Laboratory (AATAL) has been inaugurated for Delhi-NCR.
🔬 Analyses: Gases, PM2.5, metals and toxic elements
🚗 Identifies sources: Vehicles, industry, crop burning, construction dust, and pollution from nearby states
🌦️ Set up under: Mission Mausam
📡 Feeds data into IITM's AIRWISE system, which forecasts air quality 72 hours ahead
5️⃣ A TIGRESS CROSSED A STATE BORDER IN 3 WEEKS
A tigress brought from Bihar and released in West Bengal's Buxa Tiger Reserve has walked into Assam's Raimona National Park.
🐅 It shows that the wildlife corridors in this landscape are working
📍 Raimona: On the India–Bhutan border, in the foothills of the Eastern Himalayas
🌊 Rivers: Sankosh (west), Saralbhanga (east), Pekua (south)
🐒 Famous for: Golden langur, elephants, clouded leopard
6️⃣ FLAMINGOS AT A 1,000-YEAR-OLD CHOLA LAKE
Greater flamingos, usually seen in coastal wetlands, have been spotted at Veeranam Lake in Tamil Nadu. Researchers link it to changing rainfall patterns.
🦩 Scientific name: Phoenicopterus roseus. IUCN status: Least Concern
🏛️ Veeranam Lake: Built in the 10th century by Rajaditya Chola
📍 Location: Cuddalore district, Tamil Nadu
🚰 Still supplies drinking water to Chennai
📖 Features in Kalki's famous novel Ponniyin Selvan
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