Science & Technology [PDF E-Book / 1 Year]

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This PDF e-Book is a compilation of updates published in Science & Technology Current Affairs category of GKToday in last one year i.e. between June 20, 2020 to June 20, 2021 in reverse chronological order (latest first). The E-Book PDF file can be instantly downloaded after payment. No Hardcopy is provided.

This E-book is helpful for all competitive examinations  including UPSC, SSC, States PCS, CLAT, Railways, NDA/CDS and all other such examinations where questions from Current Affairs are asked. The PDF is dynamic and its content keeps updating in sync with GKToday’s articles.

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Contents

This E-Book has the compilation of following articles published in GKToday in last 1 year.

  1. What is AY.1 variant of Coronavirus?
  2. Boundary Between Solar System and Interstellar Space Mapped
  3. New Zealand to launch World's First Wooden Satellite
  4. Researchers developed improved method of imaging objects through fog
  5. Shenzhou-12: China's First Human Spaceflight since 2016
  6. Jivan Vayu: IIT Ropar’s power- free CPAP device
  7. 3D-printed Masks Coated with Anti-Viral Agents Developed by Pune-based firm
  8. Ayush Ministry launches ‘Namaste Yoga’ Mobile App
  9. ESA announces orbiter to study Venus
  10. ICMR to start 4th National Sero Survey
  11. Flipkart to lead 'Medicines from the Sky’ project
  12. What is Space plate Light Manipulation?
  13. Google to build longest Undersea Cable in the World
  14. Antibody Cocktail treatment for Covid
  15. IIT-Kharagpur develops Early Cyclone Detection Technique
  16. What is 'Miraculous' mosquito hack?
  17. First CAR-T Cell Therapy Conducted
  18. MIT generates Electricity from Carbon Nanotubes
  19. ISRO develops 3 Cost-Effective Ventilators
  20. SpaceX rocket carries squids, microorganisms to ISS
  21. SpaceX launches 22nd Resupply Services Mission to ISS
  22. IIT-Hyderabad develops Nano-Fibre based Amphotericin B oral tablets
  23. Chip-Off Technique developed to Retrieve Encrypted Data
  24. ICMR approves PanBio Test Kit
  25. NASA announces Two Robotic Missions to Venus
  26. COVAXIN trial starts on children
  27. MadadMap: Real-time online map of vacant beds
  28. Two Russian crew do spacewalk at ISS
  29. SWASTIIK Technology for Disinfecting Water
  30. Microsoft launches Asia-Pacific Cybersecurity Council
  31. New Zealand signs space agreement with NASA
  32. World's first Human case of H10N3 Bird Flu
  33. The State of Ransomware 2021 report
  34. AmbiTAG- India's first indigenous Temperature Data Logger
  35. What is Superworms?
  36. Vajra Kavach Disinfection System
  37. India to start tests on mixed vaccines
  38. Curiosity rover spots colourful clouds on Mars
  39. Hubble Captures Striking New Image of NGC 691
  40. Aspergillosis Fungal Infection
  41. Government to discontinue Central Allocation of Remdesivir
  42. What is Kaleidoscope Effect?
  43. DNA Vaccines Effective in Hamsters
  44. MIT's Smart Clothes measure movements and poses
  45. SpaceX launches 60 Starlink Broadband Satellites
  46. Ayush Clinical Case Repository Portal to be Launched
  47. AI-based Pest Management
  48. IIT Guwahati developed Smart Window Material
  49. NASA's New Earth System Observatory
  50. Internet Explorer to retire in June 2022
  51. Rare Super Blood Moon to be observed on May 26
  52. CCoV-HuPn-2018 Coronavirus
  53. What is Kyasanur Forest Disease?
  54. CSIR-CSIO transfer UV Disinfection Technology Indigenous Manufacturers
  55. China Observatory Detects Sources of Gamma Rays
  56. VIPER Rover to Search Resources on Moon
  57. NMMS App & Area Officer Monitoring App Launched
  58. What is Dipcovan?
  59. SPOT (Scalable and Portable Testing)-New COVID-19 Saliva Test invented using RT-LAMP Technology
  60. Atlas V Rocket carrying SBRIS Geo-5 Missile Warning Satellite launched for US Space Force
  61. 2DG- DRDO's Anti-Covid Drug
  62. Okeanos Explorer: US's Robotic Navigation tech to explore Ocean Floor
  63. What is Winchcombe Meteorite?
  64. What is Doomsday Surfing or Doomsday Scrolling?
  65. Talkative Dinosaur found in Mexico
  66. JUICE: Jupiter Icy Moon Explorer of European Space Agency
  67. Utopia Planitia of Mars
  68. Mixing Covid-19 vaccines increase Vaccine Reactogenicity
  69. Tianwen-1: Chinese Rover lands on Mars
  70. What is a Blood Moon?
  71. Voyager 1 detects persistent hum
  72. Tauktae Cyclone forms in Arabian Sea
  73. China launches classified Yaogan satellites into orbit
  74. HPIV Human Para Influenza Viruses
  75. Perseverance rover begins to study ancient crater's floor
  76. NASA-Axiom: First Private Astronaut Mission to Space Station
  77. High & upper middle countries received 83% vaccines: WHO
  78. OSIRIS-REx: NASA Spacecraft starts journey to Earth
  79. What is Asperger's Syndrome?
  80. SpaceX: "DOGE-1 Mission to the Moon"
  81. Space Debris Guidelines of United Nations
  82. Mucormycosis-Black Fungus Infection in COVID Patients
  83. Chinese Rocket falls into Indian Ocean
  84. NASA Rover Records Ingenuity Flight in Mars
  85. What is COVID Variant of Concern?
  86. Scientists model Saturn's interior structure
  87. Osteocytes mapped for the first time
  88. SpaceX successfully lands its Starship rocket
  89. Lineament: Cause of Assam Earthquakes
  90. Yamatosaurus izanagii: New species of duck-billed dinosaur
  91. What are the flaws in SUTRA model?
  92. Millisecond Pulsars Discovered
  93. Mayflower 400: First Artificial Intelligence Ship
  94. Parker Solar Probe: Detected radio signal from Venus
  95. Meghalaya: 100 million-year-old bones of Sauropods discovered
  96. N protein of Coronavirus and its role in transmission
  97. First Blow Away Galaxy discovered
  98. Uranium-214- Lightest form of Uranium
  99. NASA: Ingenuity begins a new phase
  100. Earth Axis Shift increases
  101. SpaceX Falcon 9 rocket launched 60 Starlink satellites
  102. UK to allow Driverless cars on roads
  103. China launches Tianhe space station core module
  104. India’s first 3D printed house at IIT-M
  105. NEO-01: China's robot prototype to catch space debris
  106. Genome Study on Endangered Sumatran rhinoceros
  107. Aditya-L1 Support Cell (AL1SC)- Key Facts
  108. UK to build World’s most powerful climate-change forecasting supercomputer
  109. What are Tissue Chips?
  110. Unicorn Black Hole
  111. Zhurong: China's first Mars rover
  112. NASA helicopter makes third flight on Mars
  113. SpaceX Crew 2: Key Facts
  114. What is Proning?
  115. NASA SHIELDS Mission: To Study Interstellar Space
  116. COVIRAP Technology
  117. MOXIE- Mars Oxygen In-Situ Resource Utilization Experiment
  118. Israel: Google and AWS chosen for 1 billion Nimbus Project
  119. Cosmic Rose of NASA
  120. What is Beal seed viability experiment?
  121. What is Potamophylax coronavirus?
  122. Russia to launch its own Space Station
  123. Dracopristis hoffmanorum: Godzilla shark discovered in New Mexico
  124. What is Visible Infrared Imaging Radiometer Suite (VIIRS) alert?
  125. NASA Ingenuity Helicopter makes historic flight
  126. DRDO develops Supplemental Oxygen Delivery System
  127. Tyrannosaurus rex outnumbered 2.5 billon
  128. Luna 25: Russian Moon mission
  129. What is Lyrid Meteor Shower?
  130. What is Double Mutant Corona Virus Variant?
  131. NASA to launch SpaceX Crew 2
  132. IMD: Monsoon to be normal in India in 2021
  133. What is Adenovirus?
  134. Gaganyaan: ISRO signs agreement with France
  135. Astronomers discover the farthest Gamma-ray emitting active galaxy
  136. Odyssey Completes 20 years: NASA releases Electric Blue Dune Images
  137. Artemis Programme: NASA to land first person of colour on the moon
  138. NASA’s Ingenuity to make first flight attempt
  139. Volcano erupts in Southern Caribbean
  140. What are Dark Sirens?
  141. NanoSniffer: Microsensor based Explosive Trace Detector
  142. What are Quasars? How do they help in understanding Universe?
  143. Robo Plant: Technology to interact with plants
  144. Robots made from stem cells of frogs
  145. What is Ingenuity Helicopter?
  146. IIT Kanpur develops touch sensitive watch for visually impaired
  147. Plant-Insect Gene Transfer reported for the first time
  148. First Image of Black Hole Magnetic Field
  149. Computer Aided CME Tracking Software (CACTus) and Coronal Mass Ejections (CMEs)
  150. 7 Current Affairs Notes on Echo and Bifrost
  151. ISRO revises launch schedule of GISAT-1
  152. ISRO-IIST join hands for Futuristic Projects
  153. Central Scrutiny Centre and IEPFA’s Mobile App Launched
  154. Russia successfully launches 38 satellites for 18 countries
  155. ISRO Demonstrates Free Space Quantum Communication
  156. India, France Working on Third Joint Space Mission
  157. IIT Bombay's Energy Swaraj Yatra Bus- Key Facts
  158. ‘Mobile Seva Appstore’- India’s first indigenously developed App Store
  159. Artificial Photosynthesis to Provide Solutions for Carbon Capture
  160. What is Spring Equinox?
  161. Nokia to Develop New 5G Radio Solutions
  162. AEG12 Mosquito Protein
  163. Retinal scan technology developed to identify Childhood Autism
  164. ISRO launched Sounding Rocket RH-560
  165. ISRO- JAXA review cooperation on Lunar polar exploration
  166. Fugaku: World’s most Powerful Supercomputer
  167. Why is Turkey's Salda Lake called 'Mars on Earth'?
  168. Earth's Hidden Layer- Key Facts
  169. ISRO-NASA: Develops Radar for Joint Earth Observation Satellite Mission
  170. What is Non-fungible token?
  171. What is Space Hurricane?
  172. SpaceX Starship SN10 Explodes after Successful Landing
  173. What is 'Mobile Train Radio Communication system?
  174. Axis Bank Launches WhatsApp Banking
  175. Nasscom launches program to accelerate AI-led innovation in India
  176. MapmyIndia Launched Features to Locate Corona Vaccination Centre
  177. Russia Launched First Arctic-monitoring Satellite
  178. HP makes first ever PCs with Plastic Waste in Ocean
  179. PSLV-C51 Launched Amazonia-1 & 18 Co-passenger Satellites
  180. ISRO’s PSLV-C51/Amazonia-1 Mission
  181. Microbes from Earth could survive on Mars- says a study
  182. Nasa releases first audio from Mars
  183. Agri Ministry to use Drones to support PMFBY
  184. NASA’s Perseverance Rover Landed on Mars
  185. TIGER X-1: Hyundai’s New Concept Vehicle
  186. Sandes- India's new instant messaging platform
  187. PiMo- eBike launched by IIT Madras-Incubated start-up
  188. Russia Launched Cargo Ship to International Space Station
  189. AI 'Ramanujan Machine'- Can find Hidden Patterns in Numbers
  190. Indian Astronomers detect huge Optical Flare in Astronomic Object
  191. Concentration of Small Black Holes discovered in cluster NGC 6397
  192. China's Tianwen-1 probe enters the Mars Orbit
  193. ISRO released Images of Uttarakhand Glacier Burst
  194. HOPE: UAE’s Mars Mission
  195. Russia to Launch 40 Satellites in March 2021
  196. MCA21 Version 3.0 to be Launched
  197. World’s Largest Radio Telescope- Square Kilometre Array
  198. Pakistan launched its new surface-to-surface ballistic missile ‘Ghaznavi’
  199. Stardust 1.0- First rocket that runs on Biofuel
  200. New Protein based Biosensors created for Quick COVID-19 test
  201. SpaceX announced First All-Civilian Mission to Space
  202. Jarosite: Rare Mineral Found in Antarctica
  203. NASA finds the 'Lost Galaxy'
  204. SpaceX Launched 143 Satellites on Single Rocket
  205. What is “Blue Jet Lightning”?
  206. Europe’s Largest Solar Power Plant: Francisco Pizzaro
  207. MeerKAT Radio Telescope: Two Giant Radio Galaxies discovered
  208. WASP-107b: Giant Exoplanet has low core mass
  209. What is Hum of the Universe?
  210. Kraken Mare in Titan is 1000 feet deep
  211. What is Sudden Stratospheric Warming?
  212. UVIT of ISRO: Rare UV-Bright Stars spotted
  213. What is Root Zone Moisture?
  214. Abell 370: NASA shares picture
  215. Quantum Computing Application Lab: GoI and Amazon Partnership
  216. LauncherOne launched by Virgin Orbit
  217. Mitochondrial DNA based COVID-19 test
  218. CollabCAD software
  219. India-UAE MoU for Scientific and Technical Cooperation
  220. ISRO to adopt 100 Atal Tinkering Labs
  221. NASA to test the most powerful rocket ever built
  222. GoI sets up control room to control spread of Bird Flu
  223. Bird Flu outbreak in India
  224. What is National Atomic Time Scale?
  225. Floating Solar Energy Project
  226. ISRO decade plan
  227. India approved two COVID-19 vaccines for Emergency Use
  228. National Metrology Conclave
  229. Japan Solution for Space Debris
  230. Meteorological Centre in Ladakh
  231. Pneumosil: India's First Pneumonia Vaccine
  232. Portulaca laljii: New Species of Wild Sun Rose
  233. India’s First Driverless Train
  234. Green Propulsion Technology of ISRO
  235. ISRO releases Chandrayaan-2 mission’s initial data
  236. Naegleria fowleri: Brain Eating Amoeba
  237. What is DigiBoxx?
  238. UK's new strain of coronavirus
  239. First Potential Radio signal from Exo planet
  240. Five Hundred Meter Aperture Spherical Telescope
  241. Jupiter- Saturn Great Astronomical Conjunction
  242. Gateway Treaty
  243. ISRO SSA Control Centre-NETRA
  244. CMS-01 Satellite
  245. What are Western Disturbances?
  246. What is Project Loon?
  247. What is Green Ammonia?
  248. What are Seneca Guns?
  249. What are Geminids Meteor Shower?
  250. What is Vigyan Yatra?
  251. What is Enigma?
  252. Virgin Galactic: SpaceShip Unity Test Flight fails
  253. What is Planet Nine?
  254. What is Data Sonification?
  255. What is Narrow Band IoT Network?
  256. Harvesting Water from Air
  257. What is 5G NR?
  258. What is 2020 SO?
  259. Arecibo Telescope: Key Facts
  260. C32 LH2 Propellant tank: Key Highlights
  261. Australian Square Kilometre Array Pathfinder: Key Facts
  262. What is Ethereum 2.0?
  263. Dry Swab Direct RT-PCR Test Method
  264. Hayabusa2 Spacecraft of Japan: Key Facts
  265. Giant Metrewave Radio Telescope (GMRT) granted 'Milestone' status by IEEE - Key Facts
  266. What is Brain Fingerprinting to be used on Hathras Rape Case?
  267. China’s Change-5 Lunar Mission to bring back rock samples from the moon
  268. NASA launches Sentinel satellite to track Earth’s sea level rise
  269. IRNSS Satellite Constellation of India recognized under WWRNS by IMO
  270. India-European Union Counter Terrorism Dialogue held
  271. Param Siddhi: India’s AI supercomputer among world top 500 most power non-distributed computers
  272. Gaganyaan Mission: L&T delivers Booster Segment, the first launch hardware to ISRO
  273. What is mRNA Technology used in COVID-19 vaccines for the first time?
  274. SpaceX Crew-1 Mission: Four Astronauts launched into space
  275. Leonid Meteor Showers to reach their peak in India
  276. What is SpaceX-NASA's upcoming CREW1 mission?
  277. China launces world’s first 6G experimental satellite
  278. Researchers discover new hidden gene in COVID-19
  279. CHECK: World’s first CRISPR CaS-9 based diagnostic tool
  280. Thirty Meter Telescope Project: Indian Astronomers collaborated with Nobel Laureate
  281. DRDO develops Fire Detection and Suppression System
  282. First Hyperloop Passenger ride successful
  283. ISRO launches all-weather Earth Observation Satellite and nine customer satellites
  284. Why did India skip Cyclones in October, 2020? How is it related to Madden Julian Oscillation?
  285. China successfully launches 13 satellites in a single rocket
  286. 500 metre tall Coral Reef discovered in Australia Great Barrier Reef
  287. Radio burst spotted by NASA for the first time in Milky Way
  288. Snubbing Unit from Canada to control Assam Baghjan fire burning for 5 months
  289. Union Cabinet: MoU between India and Spain in Astronomy approved
  290. “IITM COVID Game” developed by IIT Madras to create awareness
  291. Asteroid 16 Psyche
  292. Ministry of Science and Technology launches SERB-POWER
  293. ISRO to launch Earth Observation Satellite EOS-1 and 9 Customer Satellites
  294. NASA-ISRO to launch NISAR satellite in 2022
  295. CSIR: 32% genetic variants are unique in Indian sequences
  296. Low Cost Technology anti-ageing Compound developed by IIT-Guwahati
  297. NASA takes Chandrayaan’s Water Discovery to a step higher
  298. ISRO MOM Study: Mars losing its atmosphere at faster rate than the earth
  299. National supercomputing mission: third phase to begin by January 2021
  300. ICMR approves “COVIRAP” test developed by IIT Kharagpur
  301. New organ in throat discovered
  302. Cabinet approves India-Nigeria Space Cooperation
  303. NASA's OSIRIS-REx probe to collect samples from Asteroid Bennu
  304. Bepi Colombo Spacecraft reaches Mercury in its journey towards Venus
  305. What is Opposition Effect that will make Mars look bigger and brighter?
  306. What is INAI initiative?
  307. 5,000 remote villages to receive Internet using ISRO satellites
  308. European Union to sanction Russia and Belarus
  309. National Supercomputing Mission: MoUs signed to make India self-Reliant
  310. India to roll out FELUDA Paper strip tests for COVID-19
  311. Iodic Acid drives Arctic Amplification: Key Facts, Reasons, Impacts, Causes
  312. IMD to launch Impact-based Cyclone Warning System
  313. CSIR-CMERI transfers technology of community level Water Purification
  314. Cabinet approves India-Japan MoU on cyber Security
  315. PARAM Sidhi-AI: India’s fastest AI Super Computer
  316. World Space Week, 2020: Key Facts
  317. RAISE 2020, Artificial Intelligence Summit: Key Facts
  318. India-France to launch Constellation of Maritime Surveillance Satellites
  319. What are R-Green Kits of COVID-19?
  320. NASA launches SS Kalpana Chawla Cargo Spacecraft
  321. COVID-19: ICMR develops “Purified Antisera” as treatment
  322. China: World’s First Asteroid Mining Robot to be launched
  323. SHUKRAYAAN: ISRO to launch Venus Mission in 2025
  324. India’s ASTROSAT completes five successful years of mapping stars
  325. Himalayan Chandra Telescope completes successful 20 years
  326. Standards for Safety Evaluation of vehicles propelled by Hydrogen Fuel Cells
  327. Prototype Fast Breeder Reactor to be commissioned in 2022
  328. GoI: 21 Neutrino Observatories to be set up in the country
  329. FELUDA: First Gene based COVID-19 test approved in India
  330. World Largest Telescope to have IT controls built in India
  331. India to conduct VAIBHAV Summit
  332. Scientists Found Life Harbouring Gas on Venus
  333. IPFT develops new Disinfectant Sprays
  334. What is ‘eSanjeevani’ telemedicine service?
  335. The Portable Optical Cavity Sterilization Unit
  336. Mental Health Rehabilitation Helpline 'KIRAN'
  337. Asteroid 465824
  338. IIT Delhi launches ‘‘Chakr DeCoV’’ to decontaminate N95 masks
  339. MoU between India and Finland
  340. ICICI Prudential Life Insurance launches AI-powered voice chatbot- LiGo
  341. What is a ‘Halo’ that was detected by NASA’s Hubble Telescope?
  342. Spice jet steps into medical device industry
  343. ASTROSAT detected UV light from a galaxy, 9.3 billion light-years away
  344. Chandrayaan-2 completes a year around Moon in Lunar orbit since its establishment
  345. ‘eSanjeevani’: Union Government’s tele-communication service made 2 lakh tele-consultations
  346. Highlights: Astronomers discover ‘Baby’ Galaxy 12 billion light years away
  347. New Test 'N1-STOP-LAMP' diagnoses SARS-CoV-2 virus in 20 minutes
  348. He-abundance in Omega Centauri discovered by IIA
  349. Highlights: India's first upper-stage rocket engine test-fired by Skyroot Aerospace
  350. Detailed structure and activities of IN-SPACe released
  351. NASA Prepares to Launch the Mars Rover Perseverance
  352. Non-Invasive Screening Device Developed by SNBNCBS Scientists for Screening Bilirubin Levels in Infants
  353. ICMR Proposes Research on Non-Communicable Disease in relation to COVID 19
  354. ‘Ashray’ System for Medical Bed isolation Launched in Pune for COVID 19
  355. 100 Million-Year Old Microbe Revived by Scientists
  356. Variation in Immune System Observed in Severe COVID 19 Cases: Yale University
  357. UP University Develops Device to alert Users for Social Distance Breach
  358. Wrist Band to detect COVID 19 Symptoms to be launched by IIT Madras Startup
  359. Affordable and Portable Device to Detect COVID 19 Developed by IIT-Kharagpur
  360. Obesity could trigger COVID 19 Death: Public Health England
  361. Israeli Firm to develop 30-second Coronavirus Breath Test
  362. NASA Mission to make it Possible to Hear Sound from Mars
  363. COVID 19 Reinfection Instances More Likely: Report
  364. Ultrasound can be used to Detect Defects in Large Structures: IIT Madras Research
  365. Respiratory Droplets Can Spread COVID 19 Faster: International Study
  366. Colon Cancer Can be detected through Body Fluids: Research
  367. Biggest-ever 3D Map of Universe Unveiled
  368. Weather Forecast System Developed by IIT Kharagpur
  369. Music says a lot about Your Personality: IIIT-H
  370. NASA’s James Webb Space Telescope to be launched in October 2021
  371. ICAT launches E-Portal for Automotive Technology
  372. Indian Company Zydus Cadila Starts Clinical Trial for COVID 19 Vaccine
  373. IIT Delhi Launches “Corosure”, a Low-Cost Test Kit for COVID 19
  374. First indigenously developed Pneumococcal Polysaccharide Conjugate Vaccine Approved by DCGI
  375. Super-capacitor derived from Industrial waste cotton can help in energy storage: ARCI
  376. Neowise: A Rare Comet to be visible in the Indian Skies
  377. UAE plans Mars Mission
  378. China launches Shiyan-6, Gaofen and APStar-6D satellites
  379. Scientists develop “Catch and Kill” air filter that kills COVID-19
  380. “Feathered Spiral Galaxy” discovered by NASA Hubble Space Telescope
  381. Russia to launch third generation Glonass-K Satellite
  382. ISRO’s Mangalyaan captures images of Phobos, Biggest moon of Mars
  383. High Level Industry Consultation organized to formulate STIP 2020
  384. Make in India: World’s largest Cryostat for Global Nuclear Fusion Project
  385. GoI launches “Accelerate Vigyan” scheme
  386. World’s first-ever Online B.Sc. Degree in Programming and Data Science launched by IIT Madras
  387. Indigenously Developed ‘COVAXIN’ gets DCGI approval for Human Clinical Trials
  388. Super Earth Discovered
  389. La Nina to boost South West Monsoon in 2020
  390. Russia’s Energia plans to take First Tourist on Space Walk in 2023
  391. Fugaku: World Fastest Supercomputer
  392. Union Cabinet Approves Private Sector Participation in Space Activities
  393. Cabinet approves a new In-Space Centre
  394. INST develops Nanotechnology based antiepileptic drug Rufinamide
  395. New Biomolecules to fight Kala Azar Drug Resistance
  396. Cipla’s ‘Cipremi’ gets approval for Treatment of COVID-19 Patients in India
  397. Indian Scientists detect ionized Fluorine in Extreme Helium stars for the first time
  398. ISRO receives Patent for Liquid Cooling and Heating Garment
  399. Hetero’s injectable ‘Covifor’ gets DCGI approval for COVID-19 Treatment
  400. India’s First Oral Vaccine for Moderate COVID-19 Cases gets Approval
  401. 68 Million Years Old Egg discovered from Antarctica
  402. Stegodon Fossil discovered from Saharanpur estimated to be 5 to 8 Million Years Old
  403. ICMR approves User-Friendly PPEs ‘NavRakshak’
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