Science & Technology Current Affairs - 2026-04-23

Background: ISRO has been planning a dedicated mission to Venus, named Shukrayaan-1, to study its thick atmosphere and surface topography. Current Context: On April 23, 2026, ISRO announced the successful final integration of scientific payloads, including a high-resolution Synthetic Aperture Radar (SAR) and a ground-penetrating radar. The mission is slated for launch in late 2026 using the LVM3 launch vehicle. Impact: This mission will provide unprecedented data on planetary evolution and the runaway greenhouse effect on Venus. It solidifies India's position in deep-space exploration, moving beyond lunar and Martian orbits to study the solar system's most mysterious planet.

Background: The Bharat 6G Vision aims to position India as a global leader in 6G technology by 2030, focusing on affordability and sustainability. Current Context: In April 2026, the Department of Telecommunications (DoT) expanded the indigenous 6G testbed to incorporate satellite-terrestrial integrated networks. This new phase focuses on Terahertz (THz) communication and AI-native air interfaces to ensure seamless connectivity in remote areas. Impact: By developing indigenous 6G standards and patents, India reduces its reliance on foreign technology. This expansion will accelerate the growth of the digital economy, enabling ultra-low latency applications in telemedicine, autonomous transport, and smart cities while fostering a robust startup ecosystem.

Background: Sickle cell anemia is a genetic blood disorder prevalent in India, particularly among tribal communities, requiring lifelong management. Current Context: Scientists at CSIR-Institute of Genomics and Integrative Biology (IGIB) reported the successful completion of phase-II clinical trials for an indigenous CRISPR-Cas9 gene-editing therapy on April 22, 2026. The therapy targets the HBB gene to correct the mutation responsible for abnormal hemoglobin. Impact: This indigenous breakthrough significantly reduces the cost of gene therapy, which was previously exorbitant due to reliance on Western technologies. It offers a potential one-time cure for thousands of patients, advancing India's bio-manufacturing capabilities and public health equity.