science and tech

Gene Drive Technology for Malaria Control: Mechanism, Benefits and Risks

Context: Malaria remains a major global health challenge, which is now facing resistance issues, prompting exploration of genetic solutions like gene drives. About Gene Drive Normally, a gene passes to 50% of offspring, but a gene drive increases this to...

India’s First Advanced 3D Chip Packaging Unit

Context: Odisha is setting up India’s first advanced 3D chip packaging unit, marking a step toward high-end semiconductor manufacturing and global supply chain participation. About the India’s First Advanced 3D Chip Packaging Unit Project Implementation: The project is led by...

Memristor: Brain-Inspired Computing Device Explained

Context: Recently, researchers have developed a new hafnium-based memristor that can significantly reduce AI energy consumption. About the Memristor A memristor (memory + resistor) is a device whose resistance changes based on past current and “remembers” it even after power...

Stem Cell Therapy for Frailty in Ageing Population: Benefits and Challenges

Context: A recent clinical study showed that mesenchymal stem cell therapy can improve physical function in elderly people with frailty, suggesting that frailty (earlier seen as normal ageing) may be biologically treatable. About Frailty Definition: Frailty is a condition of...

Global AI Arms Race: Nations Compete for Tech Dominance

Context: Rapid integration of Artificial Intelligence in military systems has triggered a strategic competition among major powers, often compared to the early nuclear arms race. AI Arms Race Between Countries United States: Rapid militarisation of AI through defence programmes launched...

Flavour Puzzle in Particle Physics: Concept, Causes and Significance

Context: In particle physics, scientists have discovered that fundamental particles occur in three repeating families called generations, but the reason for this pattern remains unexplained within current theory, creating the “flavour puzzle.” About Flavour and generations Meaning: In particle physics,...

Why Men Experience More Skin Infections?

Context: A study by researchers found that male sex hormones enhance bacterial communication, increasing susceptibility to skin infections Why Men Experience More Skin Infections Male hormones (testosterone and androgens) activate bacterial signalling systems that increase infection severity. Its impact is:...

Induction vs. Infrared Cooktops: Working Principle and Differences

Context: Due to LPG shortages during the West Asia conflict, many Indian households shifted to electric cooking options such as induction and infrared cooktops. Induction vs. Infrared Cooktops Choosing the right cooktop can make a big difference in your cooking...

India’s Nuclear Submarine Programmes And Strategic Deterrence

Context: India’s sea-based nuclear deterrence has strengthened with the commissioning of INS Aridhaman, reinforcing India’s nuclear triad capability (land, air, sea delivery systems). India’s Nuclear Submarine Programmes And Strategic Deterrence Programme Details Arihant Class SSBNs India’s indigenous nuclear ballistic missile...

GPS Spoofing: Meaning, Working, Types, Impacts, and India’s Response

In a world increasingly dependent on satellite-based navigation, the threat of GPS spoofing has emerged as a serious cybersecurity and national security challenge.Recent reports of “severe GPS spoofing” over Delhi’s airspace for seven consecutive days have raised alarms within India’s...