Current Affairs 05 June 2026

Researchers at the Large Hadron Collider (LHC) at CERN published a new study in Physical Review Letters reporting the creation of the smallest-ever droplet of Quark-Gluon Plasma (QGP) that still exhibits fluid-like behaviour — achieved by colliding oxygen nuclei rather than the conventional heavy lead nuclei.

Quarks and gluons are the fundamental building blocks of matter — the smallest known constituents of protons and neutrons. A Quark-Gluon Plasma (QGP) is an extraordinarily hot, dense state of matter in which quarks and gluons move freely, unbound inside protons and neutrons. It existed in the first few millionths of a second after the Big Bang, before quarks bound together to form the first protons and neutrons. QGP reaches temperatures of trillions of degrees Celsius — among the hottest substances ever created.

• A droplet of water has ~quadrillions of molecules; a glob of honey has ~a quintillion sugar molecules. Yet QGP — with only thousands of quarks and gluons — behaves like a near-perfect fluid with viscosity and flow, rather than a gas.
• This counterintuitive behaviour — collective fluid dynamics from an almost vanishingly small number of particles — is the central mystery of QGP research.

• LHC usually smashes protons or lead nuclei. Oxygen nuclei occupy a middle ground between these extremes — ideal for finding the tipping point where subatomic matter transitions from gas-like independent particles to a collective fluid.
• Key evidence: jet quenching — energetic quarks and gluons passing through the QGP medium lose energy before escaping, reducing the number of high-energy particles detected. This suppression was less pronounced but noticeable in oxygen collisions.
• Data agree better with theoretical models that include quark-gluon energy loss than those that omit it.

• Located at CERN (European Laboratory for Particle Physics) near Geneva, Switzerland.
• World’s largest and most powerful particle accelerator — a 27-kilometre underground ring of superconducting magnets.
• Most famous for enabling the 2012 discovery of the Higgs boson — the particle that gives other particles mass.
• India–CERN Cooperation: Under a 1996 DAE–CERN protocol, India joined the LHC project, contributing hardware, software, and skilled manpower.

• Confirms that strongly interacting QGP medium can emerge even in collisions of relatively light nuclei like oxygen.
• Deepens the mystery of the QGP phase transition boundary — where exactly does fluid-like collective behaviour begin?
• Fundamental to understanding the early universe — conditions in the first microseconds after the Big Bang.

• Expand oxygen-ion collision dataset at LHC for statistically robust confirmation of fluid-to-gas transition boundary.
• Upgrade ALICE detector — the dedicated QGP detector at LHC — for improved sensitivity in lighter-nuclei collisions.
• Strengthen India-CERN partnership — increase Indian participation in QGP research under the 1996 DAE-CERN protocol.
• Invest in theoretical QCD research at domestic institutions (TIFR, IISc) — the theoretical framework governing quarks and gluons.

Union Minister Jyotiraditya M. Scindia (MDoNER) along with the Assam Chief Minister launched Mission “Senehjori” — Assam Muga Silk USP, a comprehensive cluster-based initiative to transform Assam’s unique Muga silk sector into a globally competitive luxury textile ecosystem, with an estimated investment of ₹396–411 crore over 3 years.

Muga silk is the world’s only naturally golden silk, obtained from the semi-domesticated silkworm Antheraea assamensis, which feeds primarily on Som (Persea bombycina) and Soalu (Litsea polyantha) host plants native to Assam. It is the first GI-tagged silk in India (GI awarded 2007; India’s first GI overall was Darjeeling Tea in 2004-05). Assam accounts for approximately 90% of the world’s Muga silk production, supporting nearly 2.6 lakh rearer and weaver families. Despite its rarity, current producer income is only ₹18,000–21,000 per year.

Host-plant cultivation → Silkworm seed production → Reeling → Weaving → Branding → GI authentication → Digital traceability → Export promotion → Silk tourism (Muga Silk Trail, Silk Tourism Park, annual Muga Utsav festivals)

• Deep value chain inequity: Assam produces 90% of world supply yet rearers earn only ₹18,000–21,000/year — near-total value capture by middlemen and traders.
• Host plant depletion: Som and Soalu plants are under ecological pressure; 5,000 ha regeneration is ambitious without community engagement.
• GI enforcement: 80% GI authentication target requires robust supply chain monitoring to prevent counterfeiting by chemically dyed substitutes.

• Premium branding: position Muga silk at par with French and Italian luxury textiles through dedicated global marketing under the “Senehjori” brand.
• Fashion industry partnerships: collaborate with Indian and international luxury fashion houses to mainstream Muga silk in designer collections.
• E-commerce integration: link Muga FPOs directly to premium e-commerce platforms for global reach.
• Ecological conservation: protect Som and Soalu host plant ecosystems through joint forest management with local communities.

The Ministry of Home Affairs (MHA) notified amendments to the Immigration and Foreigners Rules, 2025, significantly tightening the registration timeline for foreign nationals seeking to extend their stay in India and revising citizenship-related provisions for children of mixed parentage.

• Old rule: Foreigners on visas of up to 180 days had to register within 14 days after the expiry of the 180-day period if seeking stay extension.
• New rule: Foreigners must register “any time before the expiry of the 180-day period” — the grace period after expiry is eliminated.
• This is a fundamental shift: from post-expiry window to pre-expiry mandatory registration.

• Foreigners holding visas valid for more than 180 days but with each stay capped at 180 days must register before the 180-day limit if they wish to stay longer.
• Such extensions will now be granted only in emergent circumstances.

• The mandatory 30-day electronic intimation upon birth of a child to foreign national parents will not apply if one parent is an Indian citizen wishing to retain the child’s Indian citizenship.
• However, if a child of mixed parentage later acquires foreign citizenship while in India, parents must inform the registration officer within 30 days of that acquisition.

• These amendments follow recent draft changes to Citizenship Rules, 2009 requiring declarations regarding passports from Pakistan, Afghanistan, and Bangladesh.
• Also follows Citizenship (Amendment) Rules, 2026 introducing electronic OCI (e-OCI) cards, fully online applications, and stricter dual passport norms for minors.

• Plugs a 14-day loophole that allowed overstay before initiating registration.
• Strengthens internal security without restricting legitimate visitor flows.
• e-OCI card modernises India’s diaspora engagement while maintaining regulatory oversight.

• Hardship risk: eliminating the grace period may cause difficulties for genuine visitors facing emergencies near the 180-day limit.
• Awareness gap: tourists unaware of tightened rules risk inadvertent overstay violations.
• Digital infrastructure: fully online FRRO processes require robust portal capacity and 24/7 uptime.

Villagers from Assam and Meghalaya resumed farming activities in the disputed Tapat-Lapangap sector after weeks of intermittent conflict. A temporary cross-community cultivation arrangement was brokered by state government representatives — Karbi community farmers from Assam cultivating Meghalaya-claimed fields, and Khasi-Pnar community farmers from Meghalaya cultivating Assam-claimed fields, for one agricultural season.

• Tapat = Located in Assam’s West Karbi Anglong district.
• Lapangap = Located in Meghalaya’s West Jaintia Hills district.
• Assam and Meghalaya share an 855-km border with 12 disputed sectors dating to January 21, 1972, when Meghalaya became a full state under the North-Eastern Areas (Reorganisation) Act, 1971.
• 2022 Agreement: Assam and Meghalaya signed a landmark agreement resolving 6 of the 12 disputed sectors — the first breakthrough in 50 years.
• Tapat-Lapangap is among the 6 sectors still pending final resolution.

• Demonstrates community-level diplomacy supplementing formal government negotiations.
• The arrangement preserves agricultural livelihoods while formal boundary talks continue.
• Involves two distinct tribal communities — Karbi (Assam) and Khasi-Pnar (Meghalaya) — with customary land rights systems not easily reconciled with formal boundary demarcation.

• Temporary nature: arrangement covers one agricultural season only — conflict can resume without a permanent solution.
• Tribal land rights complexity: customary land ownership systems of Karbi and Khasi-Pnar communities create legal complexity in final demarcation.
• Escalation risk: agricultural disputes in the NE can rapidly escalate — as seen in the 2021 Assam-Mizoram border clash that resulted in fatalities.

• Fast-track remaining 6 sectors: build on 2022 momentum through a joint boundary demarcation commission.
• Community mediation structures: institutionalise community-level dialogue forums as formal stakeholders in border negotiations.
• Customary law integration: boundary commission must incorporate customary land use records of both communities alongside colonial-era survey maps.

The US NOAA ENSO Diagnostic Discussion Report (2026) forecasts El Niño emergence with 82% probability during May–July 2026 and 96% probability of continuing through winter 2026-27. India’s IMD Long Range Forecast for Southwest Monsoon Season 2026 projects rainfall at 92% of the Long Period Average (LPA) — placing it in the “below normal” category. Food inflation had already risen to 4.2% in April 2026 (MoSPI CPI data), raising fears of an El Niño-driven economic cascade.

El Niño is a periodic warming of sea surface temperatures in the central and eastern tropical Pacific Ocean, occurring every 2–7 years. It disrupts global weather — causing below-normal monsoon rainfall in India, droughts in parts of Asia, and floods in South America. The opposite phase is La Niña (cooling of Pacific waters), which typically brings above-normal monsoon rainfall to India. Together they form the ENSO cycle (El Niño-Southern Oscillation).

• El Niño intensifies summer heat, reducing productivity of outdoor workers — construction labourers, delivery riders, street vendors, agricultural workers.
• Heat stress lowers productivity, reduces working hours, deepens income insecurity for those on daily wages in the informal economy.
• Urban heat island effect: concretisation and shrinking green cover trap heat; poorer households with no cooling face the worst outcomes.

• Southwest Monsoon supplies ~70% of India’s annual rainfall for crops and aquifer recharge.
• Weak monsoon raises irrigation costs, intensifies groundwater extraction, and makes sowing riskier — magnifying economic instability for small and marginal farmers.

• A weaker monsoon can intensify price pressures across vegetables, pulses, and essentials.
• Creates a policy trap: the same climate shock can simultaneously weaken growth AND intensify inflationary pressures — constraining RBI’s monetary policy options.

• Informal economy vulnerability: India’s ~90% informal workforce has no cushion against weather-driven income shocks.
• Monetary policy dilemma: simultaneous growth slowdown and inflation (stagflation risk) would constrain RBI from using rate cuts to support growth.
• Groundwater depletion: farmers compensating for weak rainfall by intensifying extraction will worsen already over-exploited aquifers.
• Climate-change amplification: El Niño’s effects are now amplified by structural climate change — a temporary weather phenomenon has become a permanent risk.

• Heat Action Plans: all major cities to implement comprehensive plans with mandatory employer protections for outdoor workers.
• Crop insurance scaling: fast-track payouts under PM Fasal Bima Yojana (PMFBY) for kharif crop failures.
• MNREGA as shock absorber: expand working days in drought-affected districts for rural income support.
• Irrigation resilience: accelerate PMKSY completion to reduce monsoon dependence.

The Russia-Ukraine war has entered a more dangerous and volatile phase in May–June 2026, with both sides launching long-range aerial campaigns targeting civilian infrastructure. Key triggers include Ukrainian drone strikes on Russian oil refineries, a Russian strike on a school in Starobilsk (Luhansk Oblast) killing 21 people, a drone hitting a building in Galati, Romania (a NATO member), and a strike on the Zaporizhzhia nuclear plant on May 31.

• Ukrainian strikes: targeted Russian oil refineries (Ilsky and Novoshakhtinsk) and military logistics hubs; Ukraine now has ~70% of Russian population within drone range.
• Russian strikes: massive overnight assaults on Kyiv and Dnipro (June 1–2); HRMMU (UN Human Rights Monitoring Mission in Ukraine) reported at least 22 civilians killed and 145 injured.
• Galati, Romania (May 29): drone hit a building in this NATO member state — raising possibility of NATO Article 5 invocation.
• Zaporizhzhia nuclear plant (May 31): drone strike on Europe’s largest nuclear plant; raised risk of nuclear accident.
• UN Secretary-General António Guterres warned at an emergency UNSC meeting that the conflict risks spiralling “out of control.”

• US-led trilateral talks in Geneva (February 2026) and subsequent UAE talks produced no breakthrough.
• Russia’s maximalist position: recognition of sovereignty over Crimea, Donetsk, Luhansk; strict limits on Ukrainian military; legally binding NATO non-deployment in Ukraine.
• Ukraine’s position: ironclad security guarantees before ceasefire; no territorial concessions.
• Trump administration reported to have “lost interest” in the Ukraine conflict — raising questions about continued US mediation.

• Russia’s budget deficit: ~5.9 trillion roubles by April 2026 — already exceeding full-year 2025 deficit.
• Central Bank Governor Elvira Nabiullina warned of labour shortage — first in Russia’s modern history.
• Gennady Zyuganov (Russian Communist Party chief) warned economic collapse could trigger a revolution like 1917.

• India maintains strategic autonomy — has not condemned Russia; continues discounted crude oil imports.
• PM Modi’s consistent message: “This is not an era of war” (to Putin, 2023).
• India’s interests: energy security, diaspora safety, global food and fertilizer price stability.
• India has unique relationships with both Russia and the West — potential role as neutral back-channel facilitator.

• Nuclear risk: Zaporizhzhia strike — Europe’s largest nuclear plant — could trigger a catastrophic nuclear accident.
• NATO entanglement: Galati incident tests Article 5; misjudgement could escalate to direct NATO-Russia confrontation.
• Global economic impact: continued war distorts energy markets, food prices (Ukraine is a major wheat exporter), and global supply chains.

With India’s coastline spanning over 7,500 km and millions of people living in low-lying coastal areas, a critical debate is emerging about India’s coastal adaptation strategy: hard engineering (seawalls, land reclamation) versus managed retreat versus a hybrid third way. The central concern is that India risks falling into the maladaptation trap — using engineering solutions that protect the wealthy while amplifying risk for vulnerable communities.

• Nigeria — “Great Wall of Lagos”: land reclamation protects financial district; diverts tidal energy to low-income Alpha Beach — accelerating erosion there.
• Vietnam — Mekong Delta dikes: high dikes maintain rice production but prevent natural sediment deposition → Mekong Delta sinking faster than sea level is rising.
• India — Kosi River embankments: built under 1954 Kosi Agreement (India-Nepal); confined river deposits silt on its own bed, raising riverbed several metres above surrounding land. When embankments breach during heavy monsoon → catastrophic flooding. Classic maladaptation.

• US — Hazard Mitigation Grants: purchase flood-prone homes at pre-disaster market rates; convert land to permanent open space.
• UK — “Managed realignment”: intentionally breach ageing seawalls to create salt marshes as natural buffers.
• New Zealand — “Red-zoning”: restrict developers from rebuilding in high-risk areas.
• Panama — Guna community (2024): relocated from sinking island to mainland — culturally traumatic even when economically managed.

• Odisha, 2018 — Satabhaya: 500+ families relocated from 7 villages devoured by Bay of Bengal to Bagapatia. Housing provided but families converted from landowners to daily-wage labourers — social safety nets destroyed.
• Sundarbans: similar stories of chaotic displacement without adequate rehabilitation.

• Bangladesh — Mongla Port model: transforming a port city into a “climate-resilient town” with schools, factories, and raised infrastructure — socially equitable managed development.
• China — Sponge Cities: Ningbo and Shanghai installing permeable pavements, rain gardens, and restoring wetlands to absorb water.
• India needs to: identify “receiver cities” in the hinterland; treat displaced coastal people as “pioneers” (not refugees or encroachers); reform coastal land laws to recognise informal settlements; prioritise mangroves, bioswales, artificial reefs over seawalls.

Two near-simultaneously released studies — the National Family Health Survey-6 (NFHS-6) data and a CMC-Vellore + ARUMDA (TIFR) collaborative MAL-ED study (published in Lancet Regional Health Southeast Asia) — together reveal India is now simultaneously facing undernutrition AND overnutrition — the double burden of malnutrition — even in low-income urban communities.

As defined by the WHO: malnutrition includes undernutrition (wasting, stunting, underweight), inadequate vitamins/minerals, overweight, obesity, and diet-related non-communicable diseases — existing simultaneously in the same population, sometimes the same individual.

• Stunting, wasting, and severe wasting have fallen compared to NFHS-5 — but progress is uneven with pockets of significant concern.
• 30.7% of women aged 15-49 were overweight/obese in 2023-24 vs 24% in NFHS-5 — a sharp rise.
• This creates a transgenerational burden: maternal BMI is a predictor of childhood nutrition problems.

• Recruited 251 children from urban slums in Vellore, Tamil Nadu (2010-2012); followed until age 9.

• 80% of stunted children had caught up by age 9 — but obesity emergence by school age is the new concern.
• Surprise finding (Dr. Ullas Kolthur, TIFR): weight-related issues begin so early — well before the teens.
• Mother’s BMI was a predictor of childhood thinness — especially at ages 5 and 9.

• Persistence of undernutrition → stunting + defects in insulin secretion + risk of lean diabetes (Type 5).
• Overnutrition → overweight → risk of Type 2 diabetes, hypertension, cardiovascular disease.

• A one-sided intervention addressing only undernutrition while ignoring overnutrition would be a “mistake the country can scarcely afford.”
• FAO recommendation: ICDS, school meals, PDS must be re-thought to address both inadequate calories AND ultra-processed, high-sugar, high-fat diets.
• Easy availability of cheap packaged foods and sugary drinks vs poor access to fruits, vegetables, and proteins creates a nutrition transition trap in urban slums.

• Redesign ICDS and school meal programmes: incorporate both calorie adequacy AND diet quality; restrict ultra-processed foods.
• Extend growth monitoring beyond 1,000 days: monitor children through ages 7-9 when both thinness and obesity emerge.
• Maternal nutrition: address maternal obesity as a separate priority under POSHAN 2.0.
• Lean diabetes awareness: train frontline workers to identify and refer Type 5 (lean) diabetes cases.

A deadly fire in South Delhi’s Malviya Nagar at hotel Flourish Stays B&B — a residential structure converted to commercial use with rooms expanded from 6 to 26 across 6 levels, without a Fire NOC — has reignited focus on India’s chronic urban fire safety governance failure, particularly in residential buildings.

• 5,888 fire-related deaths recorded nationally in 2024.
• ~3,555 deaths (~60%) occurred inside residential/dwelling buildings — making residential structures the single largest source of fire fatalities.
• Unlike commercial buildings, most Indian residential spaces operate without smoke alarms, suppression systems, evacuation planning, or safety awareness.

• Illegal conversion: residential properties converted to B&Bs, hostels, and commercial spaces without compliance or Fire NOC.
• Dense urban settlements: narrow lanes restrict fire engine access — NIDM identifies high-density urban settlements as a key fire vulnerability factor.
• Electrical overloading: most common fire trigger — faulty connections and equipment failures. Second most common: gas leaks.
• No safety infrastructure: no sprinklers, smoke alarms, or evacuation plans in most homes.
• Resource gap: MHA 2022 report noted a “considerable gap in operational capabilities of fire and emergency services in Indian cities.”

• Fire services are a state subject — included in the XII Schedule of the Constitution under Article 243(W) as a municipal function.
• National Building Code (NBC) 2016 (Bureau of Indian Standards — latest version of NBC first published in 1970) covers smoke management, periodic audits, electrical fire prevention, sensors, and building management systems.
• Problem: not absence of regulation but failure of implementation and enforcement.
• 15th Finance Commission recommended ₹5,000 crore for strengthening fire services at state level.

• Fire depletes oxygen → most victims die of asphyxiation (smoke inhalation), not burns.
• Release of toxic gases from burning materials → choking and respiratory failure.
• Heating effect → expansion of liquids, gases, metals → explosions.

• Mandatory annual fire audits: for all residential buildings above 3 storeys and commercial-residential hybrid structures.
• Fire NOC enforcement: strict penalties for commercial use without NOC — including sealing for repeat offenders.
• Implement 15th FC recommendation: allocate and utilise ₹5,000 crore for fire service modernisation.
• Building approval digitisation: integrate Fire NOC into online building approval to prevent post-construction illegal conversions.
• Urban fire database: national fire incident database for pattern analysis and preventive targeting of high-risk zones.