Current Affairs search results for tag: science-and-technology
By admin: April 16, 2024

1. Successful MPATGM Warhead Flight Trials Conducted by Indian Army and DRDO

Tags: Science and Technology

The Indian Army and DRDO recently conducted successful warhead flight trials of the Man Portable Anti-tank Guided Missile (MPATGM) Weapon System on April 13, 2024, at the Pokhran Field Firing Range in Rajasthan.

An Overview of the News

  • Components of the MPATGM Weapon system include the MPATGM itself, Launcher, Target Acquisition System (TAS), and Fire Control Unit (FCU).

  • MPATGM was developed domestically by DRDO in collaboration with VEM Technologies Private Limited, based in Hyderabad, Telangana.

  • The trials aimed at meeting the operational requirements specified in the General Staff Qualitative Requirements (Infantry, Indian Army), covering the complete operational envelope.

  • Successful penetration trials of the Tandem Warhead System of MPATGM were also conducted during these trials.

Key Features of MPATGM:

  • The missile is approximately 1.3 meters long with a diameter of around 0.12 meters.

  • It has a strike range of 2.5 kilometers and weighs about 14.5 kilograms.

  • Equipped with a modern Infrared Imaging Seeker and advanced avionics.

Manufacturing Location:

  • Bharat Dynamics Limited (BDL) in Bhanoor, Telangana, is designated for its manufacturing.

About DRDO

  • It serves as the Research and Development (R&D) arm of the Ministry of Defence (MoD).

  • Chairman  -  Dr. Samir Venkatpati Kamat

  • HQ - New Delhi, Delhi

  • Founded - 1958

By admin: April 15, 2024

2. Israel's C-Dome Defense System Successfully Deployed in Eilat for First Time

Tags: Science and Technology International News

Israel has introduced its maritime defense system, known as the C-Dome, for the first time in Eilat, Israel's southernmost city.

An Overview of the News

  • The C-Dome is essentially a naval adaptation of the Iron Dome, a renowned air defense system designed to safeguard against rocket and missile threats.

  • Notably, on April 8, 2024, the Israel Defence Forces (IDF) effectively intercepted a suspicious airborne target breaching Israeli airspace using the C-Dome defense mechanism.

  • The C-Dome Defense System is a product of Rafael Advanced Defense Systems, a state-owned Israeli defense corporation.

About IDF:

  • The Israel Defense Forces (IDF), also known as Tzahal in Hebrew, serves as the national military of the State of Israel.

  • Comprising three main service branches, namely the Israeli Ground Forces, the Israeli Air Force, and the Israeli Navy, it covers various aspects of defense.

  • As the singular military arm of Israel's security infrastructure, the IDF holds exclusive responsibility for national defense.

By admin: April 15, 2024

3. Roscosmos Launches 1st Angara-A5 Rocket from Vostochny Cosmodrome

Tags: Science and Technology International News

Angara-A5 successfully launched on April 11, 2024, from Vostochny Cosmodrome, replacing Proton M as Russia's heavy-lift rocket.

An Overview of the News

  • The rocket attained speeds exceeding 25,000 km/hr and placed a test payload into low orbit.

  • The launch coincided with Russia's Cosmonaut Day on April 12, commemorating Yuri Gagarin's historic spaceflight in 1961.

  • It will replace Russia's heavy-lift rocket Proton-M, which has served in this role since the mid-1960s.

Angara-A5:

  • The Angara-A5 stands 54.5 meters tall and comprises three stages, with a hefty weight of approximately 773 tonnes.

  • It boasts a payload capacity of up to 24.5 tonnes to lower orbit.

  • Notably, the rocket employs a more environmentally friendly fuel combination of oxygen and kerosene, departing from the toxic heptyl used in previous models.

  • The Angara series, developed by the Khrunichev State Research and Production Space Centre, derives its name from the Angara River, originating from Lake Baikal in Siberia.

Project Angara Origins:

  • Conceptualized in 1991 following the dissolution of the Soviet Union, Project Angara aimed to diminish Russia's reliance on the Baikonur Cosmodrome, leased from Kazakhstan until 2050.

About Roscosmos:

  • Headed by Director-General Yuri Ivanovich Borisov, Roscosmos operates from its headquarters in Moscow, Russia.

  • Established in 1992, the agency has been instrumental in advancing Russia's space exploration endeavors.

By admin: April 9, 2024

4. SpaceX Launches Bandwagon-1: First Rideshare Mission to Low-Earth Orbit

Tags: Science and Technology

On April 7, 2024, Space Exploration Technologies Corporation (SpaceX) conducted the launch of Bandwagon-1.

An Overview of the News

  • This marks the first rideshare mission to low-Earth orbit, facilitated by a Falcon 9 rocket.

  • The launch took place from the National Aeronautics and Space Administration (NASA) Kennedy Space Center in Florida, United States of America (USA).

Key Satellites Carried:

  • Bandwagon-1 carries a total of 11 satellites, each serving various purposes and organizations.

  • Notable satellites include KOREA's 425Sat, HawkEye 360's Clusters 8 & 9, Tyvak International's CENTAURI-6, IQPS's QPS-Synthetic Aperture Radar (SAR)-7 TSUKUYOMI-II, Capella Space's Capella-14, and Tata Advanced Systems Limited's TSAT-1A.

Significance of the Launch:

  • The inclusion of a '425 Project' satellite for the military of South Korea stands out as a significant aspect of this mission.

  • This satellite is likely the largest among the 11 satellites carried by Bandwagon-1.

  • It's noteworthy that the first 425 Project satellite, an optical/infrared spacecraft, was launched previously in December 2023 with a Falcon 9 rocket.

By admin: April 6, 2024

5. Romania unveils world's most powerful laser

Tags: Science and Technology International News

Developed by a research center in Romania as part of the EU Infrastructure Extreme Light Infrastructure (ELI) project.

An Overview of the News

  • Operated by French company Thales, this laser claims to have revolutionary potential in a variety of fields, from healthcare to space exploration.

  • At the core of this groundbreaking laser technology lies chirped-pulse amplification (CPA), a method developed by Mourou and Strickland.

  • CPA facilitates the amplification of laser power while ensuring safe intensity levels by stretching and compressing the ultra-short laser pulse.

  • This innovative technology achieves unprecedented levels of intensity, opening the door to myriad applications such as corrective eye surgery and advanced precision instruments in industrial operations.

Nobel Prize Winner Contribution:

  • Gerard Mourou and Donna Strickland were awarded the Nobel Prize in Physics in 2018 for their pioneering work in laser technology.

  • His inventions have led to revolutionary advancements by enabling precision instruments and applications.

Possible Applications:

  • Nuclear waste treatment: Laser technology can reduce the radioactivity period of nuclear waste, increasing the safety and manageability of disposal.

  • Space debris removal: Laser technology can be deployed to clear space debris, reducing the risk of collisions with satellites and spacecraft.

  • Medical Advances: The precision of lasers promises breakthroughs in medical treatments, including targeted cancer treatments and advanced surgical techniques.

Involvement of the ELI Project and Thales Group:

  • Part of the European Union Infrastructure Extreme Light Infrastructure (ELI) project, which aims to push laser technology boundaries.

  • Operated by Thales Group, a leading global provider of aerospace, defense and security solutions, headquartered in France.

By admin: April 5, 2024

6. Stargate, a $100 billion AI supercomputer

Tags: Science and Technology

Microsoft and OpenAI have announced the introduction of 'Stargate,' a cutting-edge AI supercomputer with a price tag of $100 billion. 

An Overview of the News:

Project Collaboration and Financing:

  • The project might cost up to $100 billion to complete.

  • OpenAI will support AI research and development, and Microsoft will collaborate to finance the project.

Timeline for Project Completion:

  • By 2028, the project is expected to be finished.

  • Over the next six years, Stargate is expected to become the largest supercomputer ever constructed.

Investing Priority:

  • The purchase of AI processors will account for a sizeable amount of the project's expenditure.

Key Facts about Supercomputers in India and Globally:

  • The Airawat supercomputer is the fastest supercomputer in India.

  • PARAM 8000, the first supercomputer built in the country

  • PARAM Shivay, the first supercomputer in India.

  • China is the nation with the most supercomputers, followed by the USA and Japan.

  • World's fastest supercomputer: Frontier

  • Vijay Pandurang Bhatkar is the father of the Indian supercomputer.

By admin: April 4, 2024

7. President dedicates CAR-T cell therapy at IIT Bombay to the nation

Tags: Science and Technology National News

President Draupadi Murmu dedicated CAR-T cell therapy at IIT Bombay to the nation.

An Overview of the News

  • CAR-T cell therapy, used in treating cancer patients, has been developed by IIT Bombay-incubated company ImmunoAdoptive Cell Therapy (ImmunoACT) in India.

  • This therapy is the result of a collaborative effort between IIT Bombay and Tata Memorial Center (TMC).

  • It has been designed and developed at IIT Bombay, with integrated process development and manufacturing conducted at ImmunoACT.

  • Clinical investigations and translational studies were conducted by teams at TMH.

  • It is expected that the CAR-T cell therapy product has the potential to save many lives at a much lower cost than similar products available outside India.

CAR T-cell therapy:

  • It is a treatment method where a patient's T cells, a type of immune system cell, are modified in a laboratory setting to target cancer cells.

  • T cells are extracted from the patient's blood, and in the lab, a gene for a specific receptor called a chimeric antigen receptor (CAR) is introduced into these T cells.

  • The CAR enables the modified T cells to bind to a particular protein found on the patient's cancer cells.

  • Following this modification, large quantities of CAR T cells are cultured in the laboratory and subsequently administered to the patient through infusion.

  • This therapy is primarily employed in treating certain types of blood cancers, and ongoing research is exploring its potential for treating other forms of cancer.

  • CAR T-cell therapy is also referred to as chimeric antigen receptor T-cell therapy.

By admin: April 4, 2024

8. Successful flight test of Agni-Prime missile

Tags: Science and Technology National News

Agni-Prime missile successfully flight tested in Odisha.

An Overview of the News

  • The test was conducted jointly by the Strategic Force Command (SFC) and Defense Research and Development Organization (DRDO) from Dr APJ Abdul Kalam Island.

  • The Defense Ministry said that the Agni-Prime missile met all the test objectives, demonstrating its reliable performance.

Introduction of Agni-P (Agni-Prime):

  • Agni-P, also known as Agni-Prime, is a medium-range ballistic missile under development by India's Defence Research and Development Organisation (DRDO).

  • It is the sixth missile in the Agni series and is designed to be a two-stage, surface-to-surface, canister-launched, and road-mobile system.

Purpose and Deployment:

  • Agni-P is intended to be deployed within the Strategic Forces Command for operational use.

  • Its development aims to enhance India's ballistic missile capabilities, particularly in the medium-range segment.

Key Features and Upgrades:

  • The missile incorporates significant upgrades compared to its predecessors.

  • These upgrades include advancements in the composite motor casing, navigation systems, and guidance systems.

Maneuverable Reentry Vehicle (MaRV):

  • Agni-P is equipped with a maneuverable reentry vehicle (MaRV), enhancing its effectiveness in penetrating enemy defenses and accurately hitting targets.

Solid-Fueled Design:

  • Agni-P utilizes solid fuel propulsion, ensuring reliability, mobility, and ease of deployment.

Canister Launch Capability:

  • Its canister-launch system adds to its mobility and readiness, allowing for rapid deployment and launch from various platforms.

Strategic Significance:

  • The development and deployment of Agni-P mark a significant advancement in India's strategic missile program.

  • It strengthens India's deterrence capability and provides a credible response to evolving security challenges in the region.

By admin: April 1, 2024

9. Adani begins Operation of the Copper Unit at Mundra

Tags: Science and Technology

The first phase of the world's largest copper manufacturing plant in Mundra, Gujarat was launched by the Adani-led group. The company plans to invest $1.2 billion in this phase.

An Overview of the News

Kutch Copper Operations:

  • Kutch Copper, a subsidiary of Adani Enterprises Limited, commenced operations of its greenfield copper refinery, marking the shipment of the inaugural batch of cathode.

  • Production Capacity and Expansion Plans:

  • The plant is estimated to produce 0.5 million tonnes of refined copper annually in its initial phase, with plans to expand to a capacity of 1 million tonnes by March 2029.

  • Upon completion of its second phase, Kutch Copper aims to become the world's largest single-location custom smelter with an annual production target of 1 million tonnes.

ESG Commitment:

  • The company pledges to maintain high ESG (Environmental, Social and Governance) performance standards by leveraging advanced technology and digitalization.

Role in India's clean energy transition:

  • Increased copper production supports India's transition to clean energy, facilitating the development of technologies for electric vehicles, solar power, wind power and batteries.

Job Creation and Domestic Demand:

  • The expansion of copper production is expected to create 2,000 direct and 5,000 indirect employment opportunities and meet India's target of doubling copper demand by 2030.

Diversification and Industry Demand:

  • Catering to the growing demand for copper in various industries, Kutch Copper has expanded its offering to include copper tubes for air conditioning and refrigeration.

Reduction in Import Dependence:

  • Domestic copper production aims to reduce India's dependence on imported copper, which has increased steadily in recent years.

Stability Practice:

  • Kutch Copper prioritizes sustainability by using technology with minimal carbon footprint, allocating green space within the plant area and implementing eco-friendly water management practices.

Industry Scenario:

  • Vedanta Ltd is looking to reopen a plant in Tuticorin, Tamil Nadu, while Hindalco Industries Ltd currently operates the largest copper smelter in India with a capacity of 0.5 million tonnes.

Global Production Dynamics:

  • Globally, copper production is concentrated, with Chile and Peru being the top producers, collectively accounting for 38% of global production.

By admin: March 29, 2024

10. Indigenous Tejas Mark-1A Set to Replace MiG Series in Indian Air Force

Tags: Science and Technology

The maiden flight test of the inaugural aircraft of the advanced iteration 'Mark 1A' of the indigenous Tejas fighter jet, produced in India, has concluded triumphantly on March 28, 2024, at the Hindustan Aeronautics Limited (HAL) facility in Bengaluru.

An Overview of the News

  • The first aircraft of this series, designated as LA5033, completed an 18-minute flight.

  • Notably, the Tejas Mark 1A, the predecessor of this advanced version, has already been incorporated into the Indian Air Force's fleet, enhancing its operational capabilities.

  • With continued advancements and successful testing, the Tejas Mark 1A advanced variant is poised to further bolster India's defense capabilities, reinforcing its commitment to self-reliance and indigenous manufacturing in the defense sector.

  • The Tejas Mark-1A is set to replace iconic models like the MiG-21, MiG-23, and MiG-27, symbolizing a shift towards modern, domestically produced fighter aircraft.

  • Over 65% of the equipment for the Tejas Mark-1A is manufactured domestically.

  • The decision to station the Tejas Mark-1A at the Nal airbase in Bikaner, Rajasthan, near the Pakistan border, underscores its role in bolstering India's defense posture in sensitive regions.

What enhancements does the improved version of Tejas offer?

  • New technologies include Active Electronically Scanned Array (AESA) radar and Advanced Beyond-Visual Range (BVR) Missile systems.

  • Enhanced defensive capabilities for self-protection.

  • Added mid-air refueling capability to increase operational range.

  • Upgraded radar warning receiver system for quick threat detection.

  • Features digital map generator, smart multi-function display, and advanced radio altimeter for improved navigation and communication.

History  of Tejas

  • The Tejas project began in 1983 under the Light Combat Aircraft Project, with the aircraft's maiden flight taking place on January 4, 2001. It was officially named 'Tejas' by former Prime Minister Atal Bihari Vajpayee in 2003.

  • The success of the Tejas project can be attributed to the visionary leadership of scientists like Dr. Kota Harinarayana and his dedicated team, whose relentless efforts and expertise culminated in the creation of an indigenous fighter aircraft.

  • Variants of the Tejas tailored for naval operations were initiated in 2007, showcasing the adaptability and versatility of the Tejas platform to meet varied defense requirements, including naval aircraft carrier operations.