Prelims Facts

PRELIMS DATA & FACTS Prelims Facts

Prelims fact is an exclusive column to assist the students, in preparation for subject wise prelims facts and data this section not only helps in UPSC prelims in interview but also helps in various public service commission examination like OAS UPPCS UKPCS Rajasthan PCS Haryana PCS

Juice jacking

Overview: Recently, the Reserve Bank of India (RBI) has issued a cautionary message to mobile phone users about juice jacking. About Juice jacking: The term “juice jacking” was first coined in 2011 by investigative journalist Brian Krebs. It is a form of cyberattack where a public USB charging port is tampered with and infected using hardware and software changes to steal d

What is a Very Short-Range Air Defence System (VSHORADS)

Overview: The Defence Research and Development Organisation (DRDO) successfully conducted two flight tests of the Very Short-Range Air Defence System (VSHORADS) missile. About Very Short-Range Air Defence System (VSHORADS) VSHORADS is a fourth-generation Man Portable Air Defence System (MANPAD) specially designed to counter low-altitude aerial threats over short distances. These ar

Hemophilia A

Overview: Recently, the Union Science and Technology Minister told that India has conducted the first human clinical trial of gene therapy for ‘haemophilia A’ at Christian Medical College – Vellore. About Hemophilia A It is a genetic disorder that affects the body’s ability to form blood clots. It is a rare disorder in which the blood doesn't clot in the typ

What is Gene therapy

It is a technique that modifies a person’s genes to treat or cure disease. Gene therapies can work by several mechanisms: Replacing a disease-causing gene with a healthy copy of the gene   Inactivating a disease-causing gene that is not functioning properly Introducing a new or modified gene into the body to help treat a disease Gene therapy products are being studied to

Kulasekarapattinam Spaceport

Overview: The Prime Minister recently laid the foundation stone for a new spaceport at Kulasekarapattinam in southern Tamil Nadu. About Kulasekarapattinam Spaceport It is a new spaceport coming up at Kulasekarapattinam, a coastal hamlet near the temple town of Tiruchendur in Thoothukudi district in southern Tamil Nadu. It will be second after the space agency’s existing Satish

Syndiniales & Corallicolids

The international team of researchers collected samples of corals from across the Mediterranean Sea and analysed the bacteria that live with the corals. The researchers found that the presence of a group of parasitic single-celled organisms called Syndiniales made it more likely that a coral could survive heat stress. The presence of Corallicolids, a group of single-c

Peregrine Lunar Lander

The Peregrine Lunar Lander, also known as Peregrine Mission One, is a lunar lander built by Astrobotic Technology, U.S. It was launched recently carrying payloads for NASA's Commercial Lunar Payload Services program.

Equipment for Recycling of Waste Thermoplastic Polymers

Context: Indigenous equipment called single screw extruder developed for mechanical recycling through melt-mixing of waste thermoplastic polymers and inorganic particulate fillers can help manufacture and characterize polymer composites that can be molded to the required shape for making paver blocks, tiles, and bricks. Present status of recycling:  At present, commercially available melt-

W1935

W1935 is a brown dwarf star that is 47 light-years away from Earth. It is the 1st auroral candidate outside of the solar system that has been identified through methane emission signatures. It is also the coldest auroral candidate outside of our solar system, with a temperature of about 400 degrees Fahrenheit (200 degrees Celsius). Astronomers using NASA&#

Vondy

It is an all-in-one AI platform that can create content as well as enhance productivity. The application has been developed by New York-based software engineer Rohit Das and New Jersey-based software engineer David Laub. Vondy is free and there are no message limits unlike ChatGPTand also has an AI assistant that’s a social media influencer.

SpaceX’s Falcon-9 to launch India’s GSAT-20; satellite to spread broadband coverage

Context: NewSpace India Ltd. (NSIL), the commercial arm of the Indian Space Research Organisation, will launch GSAT-20 (renamed GSAT-N2), on board SpaceX’s Falcon-9 rocket during the second quarter of 2024. About GSAT-20 Satellite: Features: GSAT-20 is a high-throughput Ka-band satellite equipped with 32 beams, providing comprehensive coverage across India, including remote regio

Ugram

Defence Research and Development Organisation (DRDO) lab and a Hyderabd based private firm launched an indigenous assault rifle named Ugram recently. The rifle is weighing less than 4 kg with a 500-meter firing range. It is designed and developed to meet the operational requirements of the Indian armed forces, Para military forces, and state police forces.

Peregrine & Vulcan

The Peregrine lander was built by Pittsburgh-based space robotics firm Astrobotic and aimed to become the first lunar lander constructed by a private company. This is also the first mission to fly under NASA’s Commercial Lunar Payload Services (CLPS) initiative, where NASA pays private companies to send scientific equipment to the moon. Vulcan Centaur is a two-stage-to-orbit, heavy

Prithvi programme

Context: The Union Cabinet cleared a ₹4,797-crore programme called ‘Prithvi’ (Earth) that is expected to subsume five existing schemes of the Ministry of Earth Sciences (MoES). About Prithvi Vigyan Scheme: The Prithvi scheme consolidates five existing sub-schemes, namely: Atmosphere & Climate Research-Modelling Observing Systems & Services (ACROSS) Ocean Service

MV Vasiliy Golovnin

MV Vasiliy Golovnin, an expedition vessel chartered by India, commenced its journey recently. The journey is from Cape Town to Antarctica for the 43rd Indian Scientific Expedition to Antarctica (ISEA) Voyage. The expedition includes 21 members from India, two from Mauritius, and one from Bangladesh.

Superconductivity

Context: A group of scientists affiliated with research institutes in China and Japan have reported finding a sign of superconductivity in a material that was at the centre of a controversy last year over similar claims. The sign in question is called the Meissner effect.  About: Superconductivity is an inherent property found in various materials, including chemical elements (e.g., mer

X-65

The X-65 is an experimental jet aircraft developed by the Defense Advanced Research Projects Agency's (DARPA) Control of Revolutionary Aircraft with Novel Effectors (CRANE) program. It is a full-scale aircraft to demonstrate a new method of flight control that uses no external moving parts.

Hot Jupiters

Hot Jupiters are a class of exoplanets that have features similar to Jupiter, but are much closer to their host star & its upper atmosphere is hotter than 1,800 degrees Celcius. The harsh ultraviolet radiation from its star is heating the planet’s upper atmosphere, which in turn causes magnesium and iron gas to escape into space. The star’s powerful gr

PSLV-C58 XPoSat mission

Context:  The Indian Space Research Organisation (ISRO) kicked off the new year with the launch of the PSLV-C58 X-ray Polarimeter Satellite (XPoSat) on January 1, 2024. On January 1, 2024, the PSLV-C58 mission achieved success, placing the primary satellite, XPoSat, into the intended orbit of 650 km with a 6-degree inclination The successful launch of XPoSat makes India the second

Radiocarbon dating

Context: The technology allowed scholars a clearer and measurable view of the past, clarifying the history of human migration, the rise and fall of civilisations, and undulations of the earth’s climate About: Radiocarbon dating, also known as carbon-14 dating, is a scientific method employed to precisely ascertain the age of organic materials, with its accuracy extending to around 6

Zosurabalpin

Researchers have identified a new class of antibiotics named Zosurabalpin with the potential to tackle a drug-resistant bacterium, Acinetobacter baumannii recently. It inhibits the transport of lipopolysaccharide (LPS) molecules. Zosurabalpin was found to be effective against CRAB (carbapenem-resistant Acinetobacter baumannii)-induced pneumonia and sepsis in mice

SMART 2.0

Context: The Central Council for Research in Ayurvedic Sciences (CCRAS) along with National Commission for Indian System of Medicine (NCISM) has launched 'SMART 2.0' (Scope for Mainstreaming Ayurveda Research among Teaching professionals) program to promote robust clinical studies in priority areas of Ayurveda with Ayurveda academic institutions/hospitals across the country throu

Education and Research Network (ERNET)

The Education and Research Network is an autonomous scientific society of the Ministry of Electronics and Information Technology. ERNET was established in 1986 to provide a networking infrastructure for the research and education community with its headquarters are in New Delhi. ERNET's mandate is to support the needs of academic and research institutions thr

Starlink

Starlink is a satellite internet network operated by SpaceX, an American aerospace company. It provides coverage to over 70 countries and aims to provide high-speed internet coverage to every part of the world. It also aims to provide global mobile phone service after 2023.

Scope for Mainstreaming Ayurveda Research among Teaching professionals (‘SMART 2.0’)

The Central Council for Research in Ayurvedic Sciences (CCRAS) along with National Commission for Indian System of Medicine (NCISM) has launched 'SMART 2.0' recently. The program aims to promote robust clinical studies in priority areas of Ayurveda with Ayurveda academic institutions/hospitals across the country through mutual collaboration.

Fog Pass Device

A Fog Pass Device is a GPS-based navigation device that helps train loco pilot navigate through dense fog. It provides on-board real-time information (Display as well as voice guidance) to Loco Pilots. It gives information regarding location of fixed landmarks such as Signal, Level Crossing gate (Manned & Unmanned), Permanent Speed Restrictions, Neutral Sections e

Perovskite

Context: Indian scientists have indigenously developed organic-inorganic halide perovskite self-powered broadband photodetector with partial substitution of lead by magnesium which can be useful for solar energy generation. News: Introduction of Eco-Friendly Alternative: The research address issues with toxic lead in organic-inorganic halide perovskite (MAPbI3). It propose a

Noma

Context: The World Health Organization (WHO) on December 15, 2023 added one of the world’s most underrecognised health challenges, noma, to its official list of neglected tropical diseases (NTD). Context: The World Health Organization (WHO) on December 15, 2023 added one of the world’s most underrecognised health challenges, noma, to its official list of neglected tropical diseases

INS Imphal

CONTEXT: INS Imphal to be commissioned today. Its capabilities, and the strategic significance of Visakhapatnam class of destroyers Commissioning marks the day that a ship joins active service. INS Imphal, the third ship of the Visakhapatnam class stealth-guided missile destroyers (Project 15B), is set to be commissioned into the Indian Navy. The class is designed by the Indian Navy

Leap Year, 2024

A leap year has 366 days in a year as opposed to the regular 365 days. The extra day is added to February, the shortest month of the year, as February 29.

Ketamine

Context: Ketamine drug was reported to be involved in actor Matthew Perry’s death recently.In recent years, ketamine has been a subject of widespread debate due to its growing use for treating depression and other serious mental health issues. About ketamine: Ketamine, classified as an anaesthetic and hallucinogen by the US Drug Enforcement Administration, is derived from Phenc

MedTech Mitra

Context: The Union Minister of Health and Family Welfare and Chemicals & Fertilizers, Dr. Mansukh Mandaviya, virtually inaugurated 'MedTech Mitra,' a strategic initiative aimed at empowering MedTech innovators and advancing healthcare solutions. About: The platform, MedTech Mitra, serves as a support system for young talents, guiding them in shaping their research, knowledge

NUCLEAR BRIEF CASE

1. The Russian President Vladimir Putin’s recent visit to China was witnessed by his officers carrying the “nuclear briefcase”. The ‘nuclear briefcase’, also known as the ‘Cheget’ is named after a mountain in Russia. It forms a part of a larger system in place for authorising the launch of nuclear strikes. It’s part of a secured communicatio

GAGANYAAN MISSION

The mission involves sending astronauts into a low-earth orbit in 2025, using Launch Vehicle Mark-3 (LVM-3). The rocket LVM-3, which will take the crew to orbit. The rocket will have ‘human rating’ of the vehicle.  An environmental control and life support system ‘ECLSS’ has been developed as a part of the system which is basically for controlling the temperat

HEPATITIS C

HEPATITIS C     Hepatitis C is an infectious disease caused by the hepatitis C virus (HCV) that primarily affects the liver, a type of viral hepatitis. HCV is spread primarily by Blood-to-blood contact associated with injection drug use Poorly sterilized medical equipment Needlestick injuries in healthcare Tran

ImmunoACT

Why in News? IIT Bombay-incubated Immunoadoptive Cell Therapy (ImmunoACT) has received Central Drugs Standard Control Organisation’s (CDSCO) marketing authorisation approval. ImmunoACT shall be the ‘first’ humanised CD19-targeted Chimeric Antigen Receptor T cell (CAR-T cell) therapy product for relapsed/refractory B-cell lymphomas and leukaemia (blood cancer) in India.

Tele Manas Seva

Tele Manas Seva     Tele Mental Health Assistance and Networking Across States (Tele MANAS) was introduced in the Union Budget 2022. The Tele MANAS entrusted the Ministry of Health and Family Welfare (MoHFW) to guide its overall implementation.  Ranking from first to third, in the larger States category, Tamil Nadu, Maharashtra, and Uttar Pradesh were aw

LIDAR

LIDAR     LIDAR stands for “light detection and ranging” or “laser imaging, detection, and ranging”. It is a method for determining ranges by targeting a surface with a laser and measuring the time for the reflected light to return to the receiver (time of flight). LIDAR scanning or 3D laser scanning involves s

Radiocarbon dating

Radiocarbon dating       Radiocarbon dating (carbon dating or carbon-14 dating) is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon. Radiocarbon (14C) is constantly created in the Earth’s atmospher

OTOP1 protein

OTOP1 protein     Japanese scientist Kikunae Ikeda first proposed umami as a basic taste in addition to sweet, sour, salty and bitter which was officially agreed the scientific community after 80 years. Now, it has been found that the tongue responds to ammonium chloride (salmiak salt), which has been recognised as a 6th basic sense. The tongue responds

R21 Malaria vaccine

R21 Malaria vaccine     The R21/Matrix-M™ malaria vaccine developed by the University of Oxford and the Serum Institute of India has been recommended for use by the World Health Organization (WHO). The vaccine was developed by leveraging Novavax’s adjuvant technology. The vaccine has met the requirements of safety, quality and effectiveness standards.

BlueWalker 3 satellite

BlueWalker 3 satellite     It is a prototype satellite, part of a satellite constellation planned by its owner AST SpaceMobile. The satellite is intended to deliver mobile or broadband services anywhere in the world. BlueWalker 3 was observed as one of the brightest objects in the night sky, outshining all but the brightest stars. However, concerns are raised ar

Cholera cases

Cholera cases   Cholera is a water-borne disease affecting the small intestine of a person, which can be diagnosed by a stool test or a rapid dipstick test. It is caused by two strains of the bacteria Vibrio cholerae called O1 and O139. While O1 is responsible for almost all outbreaks, outbreaks of O139 have been rare and none recorded outside Asia so far.&

Lagrange Points

Lagrange Points   They are points in space between celestial bodies where a spacecraft stays more or less stationary. Lagrange points are found along the plane of two objects in orbit around their common centre of gravity, where their gravitational forces cancel each other, so that a third body of negligible mass w

R21 Malaria vaccine

R21 Malaria vaccine   The R21/Matrix-M™ malaria vaccine developed by the University of Oxford and the Serum Institute of India has been recommended for use by the World Health Organization (WHO). The vaccine was developed by leveraging Novavax’s adjuvant technology. The vaccine has met the requirements of safety, quality and effectiveness standards. Malaria:

Bacteria Wolbachia

Bacteria Wolbachia   It is a genus of intracellular bacteria that infects mainly arthropod species, including a high proportion of insects, and also some nematodes. It is the most common parasitic microbes, and is possibly the most common reproductive parasite, with as many as 25 to 70% of all insect species are

TrueNat Test

TrueNat Test   TrueNat is a is a chip-based, battery-operated RT-PCR kit for point-of-care and rapid molecular test for diagnosis of infectious diseases. RT-PCR (Reverse Transcriptase- Polymerase Chain Reaction) employs reverse transcription process that converts RNA into DNA molecule before the gene can be captured in the test. It was used as a screening test during COVI

Mahendragiri stealth frigate

Mahendragiri stealth frigate       It is the 7th stealth frigate under the Indian Navy's Project named after Mahendragiri mountain peak of the Eastern ghats, located in Odisha. It is also the last Nilgiri-Class stealth frigate for Indian navy. It was built by Mazagaon dock shipbuilders Ltd. as a part of achieving the goal of AtmaNirbhar Bharat and

Kakrapar Atomic Power project (KAPP3)

Kakrapar Atomic Power project (KAPP3)     It is the largest indigenously developed 700-megawatt electric (MWe) nuclear power reactor unit in Gujarat attained it first criticality in 2020, has started operations in 2023. First criticality signifies the initiation of a controlled, but sustained nuclear fission reaction in the nuclear power plant. It is a variant of

Monoclonal Antibodies

Monoclonal Antibodies     Monoclonal antibodies are laboratory-made proteins that mimic the behaviour of antibodies produced by the immune system to protect against diseases and foreign substances It attaches itself to an antigen such as Glycoproteins (a foreign substance, usually a disease-causing molecule) and helps the immune system eliminate it from the body.

Shiv Shakti, Tiranga, Jawahar Sthal

Shiv Shakti, Tiranga, Jawahar Sthal       The touch down sites of spacecrafts send to the lunar surface has been named recently. After Chandrayaan-1 mission of 2008, the site where the probe crashed (as it was meant to for the purposes of the mission), was named “Jawahar Sthal” after the first Prime Minister, Jawaharlal Nehru. Chandrayaan-3 lan

Echolocation

Echolocation     A technique in which animals or devices emits sound waves, and listens for their reflections by objects in their surroundings. The sound waves emitted will be in the nature of high-frequency sound pulses, often beyond the range of human hearing.  Bats due to their poor eyesight uses this ability to hunt and navigate in the dark, while do

Omega Fatty acids

Omega Fatty acids Polyunsaturated fatty acids (PUFA) or called as “essential” fatty acids are Omega-3 and Omega-6. They play in controlling two key body processes: Blood clotting Inflammation. It prepares the body to fight back infection and injury but for prolonged periods can also cause severe damage and chronic illnesses. Both have to be in right ratio to

Picoflare jets

Picoflare jets     Picoflare jets are small jets of charged particles that are expelled intermittently from the corona of the Sun, at supersonic speeds. They could emanate from coronal holes where the sun’s magnetic field stretches into the space. The picoflare jets could supply energy and plasma to the solar wind (a c

ASTRA Missile

ASTRA Missile     LIGHT COMBAT Aircraft (LCA) Tejas has successfully fired the ASTRA indigenous Beyond Visual Range (BVR) air-to-air missile. ASTRA is a state-of-the-art BVR air-to-air missile. It is developed to engage and destroy highly manoeuvring supersonic aerial targets. It has been designed and developed by Defence Research and Development Laboratory (DRD

DRDO (Defence Research and Development Organisation)

DRDO (Defence Research and Development Organisation)     A Research & Development wing of the Ministry of Defence, Govt of India. It aims to empower India with cutting-edge defence technologies to achieve self-reliance in critical defence technologies and systems. It also intends to equip the armed forces with state-of-the-art weapon systems and equipment

Legionella bacteria

The UK govt has put the asylum-seekers on a housing barge after the detection of traces the bacteria causing Legionnaire’s disease were found in the onboard water system. The bacteria can be found in lakes and Ponds and also in other water systems. If such water containing thus bacteria is consumed, the bacteria can reach the lungs and cause pneumonia and a mild flu-like illn

NavIC

    Aadhar enrolment devices across the country is set to be integrated with NavIC. Navigation with Indian Constellation (NavIC), a regional navigation satellite system was formerly known as Indian Regional Navigation Satellite System (IRNSS) is an Indian version of the American GPS. It was established to meet the positioning, navigation and timing requirements of th

Lymphatic Filariasis

Lymphatic Filariasis India is committed to eliminate Lymphatic Filariasis by the year 2027, three years ahead of the global target of 2030. Lymphatic filariasis, commonly known as elephantiasis, is a neglected tropical disease.     It is caused by mosquitoes when they transmit filarial parasites (classified as nematodes) to humans causing infection. Three

Block chain Technology

Block chain Technology A distributed ledger technology that enables a layer of trust and eliminates the need for a third party to validate the transactions. It is an amalgamation of various technologies such as distributed systems, cryptography. Blocks are secured with proper security against tampering using any cryptographic hash algorithms. Transactions are validated and ve

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