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Oh wait, the track is not alone. The track sleeps on the stone bed. | Photo Credit: Unsplash Images Clinkety-clack. Clinkety clack. The train has left the station. What remains is the solitary railway track. Oh wait, the track is not alone. The track sleeps on the stone bed. Hello, Ballast I know where…
Read More “Crushed stones beneath our railway tracks? Why?” »
Aryan hails from Kota, Rajasthan — a city known as the hub of competitive exams. Yet, unlike most students aiming for IIT or medical entrances, his path was different. “Growing up in Kota, you’re constantly surrounded by an intense focus on competitive exams. While I respect that path, my curiosity was always pulling me in…
Imagine you’re playing football on a large, grassy ground. The game ends and you take a break, and that’s when you notice a coin you’d had in your pocket fell out somewhere. If you set out trying to find it by yourself, you’ll take a long time and you probably won’t even succeed. But if…
Read More “Mumbai-led team helps reveal mysterious twin rings around galaxy” »
James D. Watson, co-discoverer of the DNA helix and father of the Human Genome Project, stands inside a laboratory at the Baylor College of Medicine’s Human Genome Sequencing Center in Houston. | Photo Credit: Reuters James Watson — the Nobel laureate co-credited with the pivotal discovery of DNA’s double-helix structure, but whose career was later…
Read More “James Watson, Nobel prize-winning DNA pioneer, dies at 97” »
PHOTO: LUCAS JACKSON / REUTERS A different kind of lightning Volcanic lightning, in simple terms, is an incredibly eerie and mysterious phenomenon, in the form of a powerful barrage of lightning that occurs, not through thunderstorms, but rather during volcanic eruptions. Normal lightning is caused by the sudden electrostatic discharge (the sudden flow of an…
Musical symbols wave on white background illustration Lyrics over Lectures | Photo Credit: Freepik Perfect pitch, or absolute pitch (AP), describes a person’s ability to identify a music note without any reference tone. It needn’t be just identifying the note from a musical instrument, one can just hear an Android alarm and say, “That’s an…
Science quiz: The infinite wonders of space Name this galaxy in the constellation Serpens Caput that’s famed for being nearly symmetrical. It was identified in the mid-20th century. START THE QUIZ 1 / 6 | Name this galaxy in the constellation Serpens Caput that’s famed for being nearly symmetrical. It was identified in the mid-20th…
Happy kids in minimal dress Diversity in skin tones | Photo Credit: Freepik Melanin is a natural pigment found in most living organisms — it colours the eyes, hair, and the skin — and even in squid ink. This natural pigment is produced by specialised cells called melanocytes, which are situated in the skin, hair,…
Humans move longer average distances of around 30 km per day, most of it on motorised vehicles. | Photo Credit: Dhruv Bhatt/Unsplash A medium-sized, grey bird that weighs just 100 g travels from pole to pole each year, covering 90,000 km back and forth. Thus the Arctic tern, with its distinct forked tail, undertakes the…
Read More “Human biomass movement 40x greater than all land animals combined” »
Image used for representational purposes only. File | Photo Credit: Rao G.N. India is projected to generate about 11 million tonnes of solar waste by 2047, largely from crystalline-silicon modules, according to two studies published on Thursday (November 6, 2025). Managing this waste would require nearly 300 recycling plants across the country and an investment…
Read More “India could generate 11 million tonnes of solar waste by 2047: Study” »