Science & Technology Current Affairs

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Background: The Light Combat Aircraft (LCA) Tejas is an Indian single-seat, single-engine, all-weather, multi-role, supersonic fighter aircraft designed for the Indian Air Force and Indian Navy. Hindustan Aeronautics Limited (HAL) is the manufacturer. Current Context: On September 7, 2026, the indigenous Tejas fighter jet successfully completed its first-ever mid-air refuelling operation. The aircraft was refuelled by an Airbus A330 Multi Role Tanker Transport (MRTT) aircraft. This critical test flight was conducted over the Arabian Sea. Impact: This achievement significantly enhances the operational range and mission endurance of the Tejas aircraft, allowing it to undertake longer missions without needing to land for refuelling. It boosts India's self-reliance in defence manufacturing and strengthens its aerial combat capabilities.

Background: Early and accurate diagnosis of neurodegenerative diseases like Parkinson's is crucial for effective management and treatment, but often challenging. Current Context: Researchers at the Indian Institute of Technology Madras (IIT Madras) have developed a novel Artificial Intelligence (AI)-powered system capable of detecting early signs of Parkinson's disease by analyzing voice patterns. The system uses machine learning algorithms to identify subtle vocal changes indicative of the disease. Impact: This AI system has the potential to revolutionize Parkinson's diagnosis by providing a non-invasive, accessible, and cost-effective screening tool. Early detection can lead to timely intervention, improving the quality of life for patients and potentially slowing disease progression.

Background: India's ambitious human spaceflight program, Gaganyaan, aims to send astronauts to space. The program relies on robust and reliable rocket propulsion systems. Current Context: The Indian Space Research Organisation (ISRO) has successfully conducted a crucial test of its new generation Vikas engine. This engine is a vital component for the Gaganyaan mission's launch vehicle, ensuring the necessary thrust for crewed spaceflights. Impact: The successful test of the Vikas engine brings the Gaganyaan mission closer to its launch. It demonstrates ISRO's capability in developing advanced propulsion technologies essential for future human space exploration endeavors and enhances India's standing in the global space arena.

Background: The Indian automotive industry is increasingly focusing on sustainable mobility solutions to reduce carbon emissions and reliance on fossil fuels. Current Context: Tata Motors, a leading commercial vehicle manufacturer, has launched its first indigenous heavy-duty electric truck, named 'E-Xcelerate'. This launch is a significant step towards electrifying the commercial transport sector in India. Impact: The 'E-Xcelerate' truck is expected to offer a greener alternative for long-haul logistics, reducing operational costs for businesses and contributing to India's climate goals. It signifies a major advancement in domestic electric vehicle technology for heavy-duty applications.

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