Science
How Chandrayaan-3 Landed on the Moon: The Engineering of a Soft Landing
On 23 August 2023, ISRO's Chandrayaan-3 lander Vikram touched down near the Moon's south polar region, making India the first countr...
Trending
AI
How Deepfakes Are Made, and 9 Ways to Spot a Fake Video or Voice
A video of a celebrity endorsing an investment scheme. A voice note from your boss urgently asking for a payment. A clip of a politician say...
Science
India's Bullet Train: The Engineering Behind 320 km/h Travel
The Mumbai-Ahmedabad High Speed Rail corridor is India's first bullet train project, built with Japanese Shinkansen technology. Covering...
Science
How Metro Trains Work: Power, Braking and Driverless Signalling
Metro rail has transformed travel in Delhi, Mumbai, Bengaluru and many other Indian cities, and urban rail moves millions of people a day in...
Gadgets
What Do AQI Numbers Mean, and Do Air Purifiers Actually Work?
Air quality is one of the most searched topics in India every winter, and wildfire smoke now sends air quality alerts across North America a...
Construction
How to Keep Your Home Cool in a Heatwave: 12 Engineering Tricks That Actually Work
Extreme heat has become one of the most searched topics in India, and heatwaves now regularly hit Europe and North America too. Air conditio...
AI
How Humanoid Robots Work: Motors, Sensors and the AI That Makes Them Move
Humanoid robots are moving out of research labs and into factory trials. Videos of robots folding laundry, carrying boxes and walking over r...
Energy
Home EV Charger Installation Guide: Power Ratings, Wiring, Safety and Costs
If you buy an electric car, home charging is where you save the most money and time. Installing a charger properly, however, is an electrica...
AI
Quantum Computers Explained Simply: Qubits, Superposition and What They Can Really Do
Quantum computers make headlines with claims of solving in minutes what supercomputers would take thousands of years to do. They are real an...
Energy
Solid-State Batteries: What They Are and Why Phones and EVs Are Waiting for Them
Carmakers and electronics companies keep announcing breakthroughs in solid-state batteries. They promise longer range, faster charging and b...
Construction
3D-Printed Houses: How They Are Built, What They Cost and Whether They Last
Robotic printers can now build the walls of a house in a few days. 3D-printed homes have appeared in the United States, Europe, the Middle E...
Gadgets
How Starlink Satellite Internet Works: Dishes, Lasers and Low Orbits
Starlink has put high-speed internet on ships, aircraft, remote villages and disaster zones. It works very differently from older satellite ...
Energy
Small Modular Reactors (SMRs) Explained: The Mini Nuclear Plants Everyone Is Talking About
Governments and tech companies around the world are betting on small modular reactors to supply clean, round-the-clock electricity. The Unit...
AI
How Much Electricity and Water Does AI Use? Inside the Data Centres Powering Chatbots
Every chatbot answer, AI image and video recommendation runs on servers in a data centre somewhere. As AI use has exploded, so has demand fo...
Energy
Heat Pumps Explained: How They Heat and Cool Homes Using 3 to 4 Times Less Energy
Heat pumps are replacing gas boilers in the UK and Europe and are increasingly common across the United States. In India, every air conditio...