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Daily Current Affairs – 18 September, 2026

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    Stem Cell Therapy for Autism Restricted to Approved Clinical Trials

    Context

  • The Union Health Ministry has directed States and Union Territories to ensure that stem cell therapy for Autism Spectrum Disorder is offered only through duly approved clinical trials and is not marketed as routine or standard clinical care.

    • What is Stem Cell Therapy?

  • Stem cell therapy utilizes the unique properties of stem cells, including self-renewal and differentiation, to regenerate damaged cells and tissues in the human body or replace these cells with new, healthy and fully functional cells.
  • It is also known as regenerative medicine, promotes the repair response of diseased, dysfunctional or injured tissue using stem cells or their derivatives.
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    Balancing Private Participation with ISRO’s Core Capabilities

    Context

  • Recently, ISRO employee associations raised concerns over the proposed transfer of launch-vehicle manufacturing and spaceport operations.

    • India’s Emerging Private Space Ecosystem

  • India’s space economy currently stands at $8.4 billion, accounting for 2–3% of the global space economy. It is expected to be $40–45 billion by 2030. 
  • The Indian Space Policy 2023 led to the entry of private players to space-related activities in India.
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    U.S. Clears Russia Sanctions Bill

    Context

  • The US House of Representatives passed the Lindsey O. Graham Sanctioning Russia and Iran Act of 2026, allowing the U.S. to impose tariffs of up to 100% on the top five purchasers of Russian oil.

    • About the Bill

  • The bill calls for the US Trade Representative to reassess the top five purchasers every 180 days to adjust tariff rates based on changes in purchasing behaviour.
  • Apart from China and India, the other top purchasers of Russian oil are Turkiye, Slovakia, and Hungary.
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    India’s Emerging Semiconductor Ecosystem

    Context

  • Prime Minister inaugurated the SEMICON India 2026 exhibition features six Country Pavilions representing Japan, South Korea, Malaysia, the Netherlands, Singapore, and Sweden.

    • Semiconductors and Chip Making

  • A semiconductor is a material whose electrical conductivity can be controlled.
  • Conductors such as copper allow current to flow easily, while insulators strongly resist it. 
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    Melting of Glaciers: Causes & Impacts

    Context

  • Recent floods in Nepal following an ice-and-rock avalanche have renewed concerns over rapidly warming Himalayan glaciers, glacial-lake outbursts, and their implications for India’s water and economic security.

    • About Melting of Glaciers

  • The Himalayas are the ecological mainstay of the Indian Subcontinent, as they shape the monsoon, sustain biodiversity and pilgrimage economies, and feed the Indus, Ganga and Brahmaputra systems.
  • Glaciers act as natural water reservoirs, releasing meltwater particularly during dry periods.
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    News In Short 18-09-2026

    In  News

  • The Supreme Court has urged the Union government to defer mandatory implementation of the three-language policy for Class 6 to January 1, 2027, instead of applying it to the current batch with only about four months remaining in the academic year. 

    • Three Language Policy 

  • NEP 2020 continues with the three-language formula of NEP 1968 with more flexibility.
  • NEP 1968 advocated for Hindi to be a compulsory language across the nation.
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