Health
What heat actually does inside the body — and why the salt matters as much as the water
Blood vessels open, blood pressure drops, the heart works harder. Sweating costs you fluid and salt, and it is the balance between them…
Tagged “bangladesh”
Technology
Three bronzes in Astana — what a six-hour machine-learning exam actually tests, and the one resource this olympiad needs that maths never did
No medals in 2024, two bronzes in 2025, three in 2026. The contest rewards experimental discipline rather than cleverness — and unlike…
Technology
Hega launches sensor lights with an 80% saving claim — the arithmetic that makes it true in a stairwell and false in a living room
Sensor lighting saves energy exactly one way: by not being on when nobody is there. Work the sum and the claim is conservative for some…
Technology
One fibre, three services: why a second cable still comes through the wall, and what it would take to stop
The fibre already in the house can carry television. It does not, because three licences were written when three networks were physically…
Technology
Buying your Qurbani cow online: how the digital haats work in 2026, and the checks that keep you safe
Traffic, heat and hours of haggling have pushed a growing number of Dhaka households to buy their Eid animal from a screen. Farms such as…
Technology
Bangladesh’s biggest chip-design school opens in Dhaka — what the course tracks mean, and which one employs the most people
The tracks are named after stages of a pipeline most people have never seen. Knowing the order explains the jobs — and why the least…
Technology
Huawei brings battery storage to Bangladeshi factories — the arithmetic that makes it work, and the four specifications that decide whether it pays
Solar is the easy part; the sun sets before the evening shift does. Storage competes against diesel, not against the grid — which is why…
Technology
From Lalmonirhat to Intel’s fabs: what a metrology engineer does all day, and why a mechanical degree is an advantage rather than a detour
Chip features are smaller than the wavelength you would measure them with, so metrology infers rather than looks. And packaging — a thermal…
Technology
The PMO page passed 562,000 followers in five days — what a follower count actually measures, and the dependency nobody costs
Fast growth, a regional scoreboard, and a real benefit: one verified place to check whether something is genuine. Also a channel the…
Technology
Two million subscribers and Tk 3 lakh a month: the arithmetic of a children’s YouTube channel, and why that is not a disappointing number
Movkidz is closing on two million subscribers. Children’s content earns a fraction of the ad rate other categories do, by rule rather than…
Technology
Banglalink renews ISO 27001 — the two things on a certificate that decide whether it means anything
A certificate covers a defined scope and comes from a body that is either accredited or not. Those two lines decide its worth, and neither…
Technology
Three class-nine students built a self-charging delivery robot for Tk 1 lakh — and chose the three hardest problems in the field to solve
Navigation, secure handover and autonomous charging. Each is a problem commercial operators spend millions on, and the third is the one…