• Scientists at IIT Hyderabad have developed low-cost, environment-friendly solar cells by employing an off-the-shelf dye used to make kumkum or vermilion.The dye-sensitised solar cell (DSSC) is based on New Fuchsin (NF) dye with aqueous electrolyte and platinum-free counter electrodes, according to the research published in the Solar Energy journal.
  • A research team at IIT Kharagpur has developed a technology which can generate energy from solid waste with high moisture content. The new technology Hydro Thermal Carbonization (HTC)  can convert municipal solid waste to biofuel, soil amendment and absorbents. 
  •  India successfully test-fired its all-weather tracked-chassis Quick Reaction Surface-to-Air Missile (QR-SAM) from a mobile launcher at launch complex III of the Integrated Test Range at Chandipur in Odisha.
  • Scientists have developed an automated system that uses artificial intelligence (AI) to detect and capture fast radio bursts (FRBs) in real-time. FRBs are mysterious and powerful flashes of radio waves from space, thought to originate billions of light-years from the Earth. 
  • The Super-Earth planet named GJ 357 d  was discovered in early 2019 owing to NASA's Transiting Exoplanet Survey Satellite (TESS), a mission designed to comb the heavens for exoplanets. Scientists have characterised the first potentially habitable world outside our own solar system located about 31 light-years away.
  • The 5th edition of International Army Scout Masters Competition with teams from 8 countries including India, China and Russia as participants was inaugurated at the Jaisalmer Military Station under the aegis of the Southern Command.
  • A team of researchers at the Indian Institute of Technology, Guwahati has developed a portable device to detect bacteria without cell culture or microbiological assays.
  • US carrier rocket Falcon 9 loaded with Israeli AMOS-17 communication satellitesuccessfully lifted off from a space centre in Floridaspacecraft manufacturer SpaceX.

  • INS Tarkash has arrived in Norway for a 3 day visit as part of Western Fleet Overseas Deployment. The ship is part of the Indian Navy's Western Fleet and is under the operational command of Flag Officer Commanding-in-Chief of the Western Naval Command. 
  • The Army has launched "Mission Reach Out" was chaired by White Knight Corps Commander Lt Gen Paramjit Singh in Jammu. This Mission aims to ensure basic necessities and essential services are available in the region post the abrogation of the provisions of Article 370 and reorganisation of Jammu and Kashmir.
  • Chinese telecom giant Huawei unveiled its own operating system will be called the HongmengOS, known in English as the HarmonyOS. The operating system will be released as an open-source platform worldwide to encourage adoption. 
  • Japanese ship "JS Sazanami", visited Kochi on a 2 day goodwill visit. JS Sazanami, a Japanese Maritime Self Defence Force Ship is a missile destroyer. 
  • The Union Home Ministry has fixed the retirement age of all Central Armed Police Forcepersonnel at 60 years
  • Defence Research and Development Organisation (DRDO) handed over the design of Mobile Metallic Ramp (MMR) to the Indian Army at a ceremony held at DRDO Bhawan, New Delhi.
  • NASA announced that it has named rock on Mars in honour of the iconic English band, The Rolling Stones. The space agency revealing that the "Rolling Stones Rock" was a stone that was sent rolling after NASA's InSight lander touched down on the Mars' surface.
  •  An Indo-Israel joint venture's "Astra Rafael Communication System" was inaugurated in Hyderabad. The system will design, develop and manufacture tactical communication systems for Indian armed forces.