News: Researchers and investors are investing billions in nuclear fusion as a potential green energy source, but a Nature Energy study warns that cost assumptions may misguide investments. About Nuclear Fusion Nuclear fusion is a process where light atomic nuclei combine to release a large amount of energy. Process: Two light nuclei are brought very… Continue reading Nuclear Fusion
Category: Factly: Science and Technology
This category contains all Current Affairs Factly Articles for Prelims, related to Science and Technology. You can find all relevant Science and Technology related updates on this page. This page is specifically useful for UPSC Prelims exam.
TAK-003 Dengue Vaccine
News: TAK-003 dengue vaccine received clearance from Subject Expert Committee under Drugs Controller General of India for individuals aged 4 to 60 years. About TAK-003 Dengue Vaccine TAK-003 (commonly known as ‘Qdenga‘) is a tetravalent dengue vaccine designed to protect against all four dengue virus serotypes 1, 2, 3, and 4. Developed by: The vaccine… Continue reading TAK-003 Dengue Vaccine
OPU–IVF–ET technology and Cattle Breeds
News: The Indian Veterinary Research Institute, Bareilly, has successfully produced five healthy Sahiwal calves, including a female, through test-tube embryo transfer (OPU–IVF–ET) technology. About OPU–IVF–ET technology The ‘OPU–IVF–ET’ technology stands for ‘Ovum Pick-Up (OPU) and In Vitro Fertilization (IVF) and Embryo Transfer. Mechanism of technology In this process, mature eggs are collected from animals using… Continue reading OPU–IVF–ET technology and Cattle Breeds
Extracellular RNA (exRNA)
News: In a study, scientists reported that extracellular RNA (exRNA) from bacteria can persist in disinfected drinking water. About Extracellular RNA (exRNA) Extracellular RNA (exRNA) are RNA that exists outside cells. They are found in body fluids such as blood, saliva, urine, and cerebrospinal fluid. They are heterogenous populations including small (e.g., miRNA) and long… Continue reading Extracellular RNA (exRNA)
CALM-Brain
News: CALM-Brain was launched on March 25, 2026 as India’s first digital repository on psychiatric disorders to advance research, diagnosis, and treatment. About CALM-Brain CALM-Brain is a first-of-its-kind open-source digital repository on brain structure and function in psychiatric disorders. Developed by: It has been developed by the National Institute of Mental Health and Neuro Sciences… Continue reading CALM-Brain
Coordination Polymers—Zn(DAB) and Cd(DAB)
News: Indian scientists developed coordination polymers Zn(DAB) and Cd(DAB) showing strong performance in energy storage and green hydrogen production. About Coordination Polymers – Zn(DAB) and Cd(DAB) Zn(DAB) and Cd(DAB) are coordination polymers made of zinc (Zn2+) or cadmium (Cd2+) metal ions and organic molecules of 3,3′-diaminobenzidine (DAB) naturally assemble to form layered frameworks with strong… Continue reading Coordination Polymers—Zn(DAB) and Cd(DAB)
SRY Gene Test Screening
News: The International Olympic Committee mandated SRY gene screening and banned transgender women and DSD athletes from female categories to ensure fairness and safety. About SRY Gene Test Screening Sex-determining Region Y (SRY) gene test screening is a DNA-based test that detects the presence of the sex-determining region Y gene. The SRY gene is a… Continue reading SRY Gene Test Screening
Helium and Helium Crisis
News: The disruption in global helium supply due to the Middle East war and restrictions in the Gulf of Hormuz has raised concerns in India’s healthcare sector. About Helium and Helium Crisis Helium is a non-renewable inert gas. Discovered by: It was discovered in 1868 by Jules Janssen and Norman Lockyer. Naming: It was named… Continue reading Helium and Helium Crisis
Difference between LPG and LNG
News: The disruption of vessel movements through the Strait of Hormuz due to the West Asia conflict has affected India’s energy supplies, especially Liquefied Petroleum Gas (LPG) and Liquefied Natural Gas (LNG). Difference Between LPG and LNG Properties Liquefied Petroleum Gas (LPG) Liquefied Natural Gas (LNG) Composition It mainly contains Propane (C₃H₈) and Butane (C₄H₁₀), with… Continue reading Difference between LPG and LNG
Nalgonda Technique
News: The Government of India has commissioned a study to reassess fluoride removal technologies as existing standards based on the Nalgonda technique lag behind advancements. About Nalgonda Technique The Nalgonda technique is a simple and cost-effective method used for removing excess fluoride from drinking water. Developed by: It was developed by the National Environmental Engineering… Continue reading Nalgonda Technique
