ePlane Unveils Full-Scale eVTOL e200X Prototype; DGCA Type Certification in Progress

Climate Change Intensifies Clear Air Turbulence: 55% Rise in Severe CAT Over North Atlantic, DGCA Investigates Air India Incident

Climate change is making mid-flight turbulence, especially clear air turbulence (CAT), more frequent and severe. A 2023 study found severe CAT over the North Atlantic rose over 55% in four decades. For exam aspirants, this links climate change impacts to aviation safety, DGCA's regulatory role, and passenger safety protocols.

Astrobase Unveils 800kN FFSC Rocket Engine EVEREST – India's First Private FFSC Engine

India has become the fourth nation to develop Full-Flow Staged Combustion (FFSC) rocket engine technology. Bengaluru-based Astrobase Space Technologies unveiled the 800kN EVEREST engine, making India self-reliant in advanced rocket propulsion crucial for reusable launch vehicles. This development positions India's private space industry as a global competitor and is highly relevant for Science & Tech sections of all exams.

NPCIL Commences Fuel Loading at RAPP-8: 4th Indigenous 700 MWe PHWR in Fleet Mode

NPCIL has started initial fuel loading (IFL) at Unit 8 of Rajasthan Atomic Power Project (RAPP-8), a 700 MWe indigenous pressurised heavy water reactor (PHWR). This marks a major step in India's fleet-mode nuclear expansion, with commercial operation expected in 2026-27. For exams: understand PHWR technology, AERB's role, and the commissioning sequence (IFL → FAC → power generation).

Subsea Cables Carry 99% Internet Traffic: Vulnerabilities, Ownership Concentration & India's Resilience Plan

Subsea cables carry over 99% of global internet traffic, yet their supply chain is concentrated among a few private players and hyperscalers, making them vulnerable to sabotage, cyberattacks, and economic disruption. Recent NATO, Finland, and China incidents highlight intensifying threats, while India is building repair capacity via a DoT single-window clearance portal. This is a high-yield topic for GS3 infrastructure, science-tech, and security questions.

KAVACH Version 4.0 Commissioned on SCR: India’s Indigenous Automatic Train Protection System Explained

KAVACH, India's indigenous Automatic Train Protection (ATP) system, has been upgraded to Version 4.0 and commissioned on the South Central Railway's Malkajgiri–Kamareddi section over 108 route km. This is crucial for UPSC as it touches infrastructure, safety technology, and comparisons with global systems like ETCS, ATC, and PTC. The article also links to Sam Pitroda committee recommendations on railway modernisation.

IIT Hyderabad Launches ANUGYAN: 3-Month Nuclear Tech Programme for 100 GWe Target by 2047

IIT Hyderabad, in collaboration with Crimson Energy Experts, has launched ANUGYAN – India's first industry-academia programme in nuclear technology. The three-month residential programme aims to train professionals for India's civil nuclear sector, targeting an increase in nuclear capacity from 8.8 GWe to 100 GWe by 2047. This initiative is crucial for building a skilled workforce to achieve India's clean energy goals.

MoRTH Mandates AIS-230 V2V Communication for All Vehicles from Oct 1, 2028

India is set to mandate Vehicle-to-Vehicle (V2V) communication in all new vehicles from October 2028, using the 5.9 GHz spectrum for real-time safety alerts. This makes India one of the early adopters of C-V2X technology globally, a high-impact reform for road safety aspirants.

Indian Railways Launches First LNG-Diesel Dual-Fuel DEMU Train; 40% Diesel Replacement, Rs 23.9 Lakh Annual Savings

Indian Railways has launched its first LNG-diesel dual-fuel DEMU train from Sabarmati, Gujarat, capable of replacing 40% diesel consumption. This follows the hydrogen train launched in July 2026, marking a strategic shift towards alternative fuels to reduce costs and emissions. For exam aspirants, this is a key case study in energy transition and infrastructure modernization.