Day: 15 November 2025

The Defence Research and Development Organisation (DRDO) has developed a new generation of man-portable Autonomous Underwater Vehicles (AUVs) designed specifically for mine countermeasure (MCM) missions, marking a significant advancement in India’s underwater defence capabilities.   The compact, lightweight AUVs can be rapidly deployed from small vessels or by naval personnel and are equipped with advanced sonar imaging, navigation, and real-time data processing systems. These capabilities enable the vehicles to detect, classify, and map naval mines with high precision while keeping human operators at a safe distance.   DRDO officials noted…

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A new study has traced a link between Lithium-rich red giant stars and their enhanced Helium abundance, using data from the Himalayan Chandra Telescope and other archival data. The study gives a new lead to the evolution of cool giant stars along the red giant phase.   Helium, the most abundant element next to hydrogen, plays a crucial role in measuring the abundances of other key elements accurately, and also to understand the structure and evolutionary history of stars.  The helium abundance in stars is measured using indirect methods as…

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India’s first indigenous high precision and compact diode laser, developed by a startup supported by the National Quantum Mission, Prenishq Pvt Ltd, a spin-off from IIT Delhi, marks a significant leap in the nation’s capability for all emerging quantum technologies. It paves the path towards quantum encrypted communication and computing.   The high-performance, precision-engineered laser is designed for quantum research, higher education, and advanced scientific applications. Delivering exceptional beam quality, superior stability, and long-term reliability, it integrates seamlessly with a wide range of scientific and industrial systems.   A formal…

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