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SUSTAINABLE COOLING TECHNOLOGY
Tokyo used rooftop rainwater and AI-powered spraying to fight extreme urban heat; study finds potential to cool buildings and cut air-conditioning demand and reducing the intensity of heat waves- In 2023, U.S. scientists created “cooling glass” that reflects 99% of solar energy and radiates building heat toward space
- Austrian researchers 3D-printed porous ceramic cubes for passive cooling; one water-filled prototype cooled nearby air by nearly 7°C without electricity
- Macros weigh on ecommerce sales; District CEO on growth planHappy Monday! Inflation and pricier inputs may take some shine off this year's ecommerce festive sales. This and more in today’s ETtech Mor...10 Aug, 2026, 08.59 AM IST
- Rooftop rainwater could help cities stay cooler and cut heatwave days, study findsCollecting rainwater and spraying it on rooftops may cool cities during heatwaves. This system uses evaporative cooling to lower roof tempe...08 Aug, 2026, 03.48 PM IST
- SpaceX shares tumble 12%, fall below IPO price as AI spending concerns mountSpaceX has demonstrated accelerated returns on its AI investments, though investors express concerns regarding future funding for data cent...05 Aug, 2026, 10.19 PM IST
- Climatetech startup Mitti Labs raises $9.5 million led by Aramco VenturesClimatetech startup Mitti Labs secured nine point five million dollars in funding. This capital will expand their presence across India and...05 Aug, 2026, 05.30 PM IST
- India's data centre capacity rises over four-fold to 1,575 MW as AI demand accelerates: GovtSince 2020, India's data centre capacity has surged fourfold to around 1,575 MW. This impressive growth stems largely from rising needs in ...05 Aug, 2026, 05.25 PM IST
- Explained: Why South Korea bought gold after 13 years and what it means for yellow metal investors?In a year marked by dramatic shifts, gold surged to new heights only to undergo a significant decline. Central banks have begun to ramp up ...05 Aug, 2026, 02.45 PM IST
- UAE-India: More than just energyIndia's rapid economic growth positions it as a key partner for the UAE. The two nations are enhancing trade and industrial collaborations ...05 Aug, 2026, 09.10 AM IST
- Chip stock rout deepens: SOX in bear mode as Nvidia, Micron, SK Hynix lead lossesSemiconductor stocks have seen a significant market capitalization drop recently. Investors fear an artificial intelligence bubble and Chin...04 Aug, 2026, 01.19 PM IST
- Roll out the Durree for AI's AnnaDataIndia's data centre sector is attracting strong institutional investment, aided by infrastructure status, policy support and rising AI dema...03 Aug, 2026, 11.34 PM IST
- Keto Motors unveils Urbanova KE9, marking its entry into India's commercial electric bus segment03 Aug, 2026, 01.59 PM IST
- This 13-year-old teen in Oregon has invented a device that could solve one of the biggest problems facing farmers and food securityA young student has created a device that converts air moisture into usable water. This invention offers a sustainable solution for farmers...03 Aug, 2026, 12.30 PM IST
- Sonam Wangchuk's Ladakh home is built without concrete and has waterless sanitation system. It stays naturally warm even in winterSonam Wangchuk, the engineer and education reform campaigner who recently completed his hunger strike seeking changes to the examination sy...02 Aug, 2026, 07.58 PM IST
- In 2007, a tiny ghost-white beetle revealed the secret to the world's brightest white paintNature's whitest white beetle is giving scientists a new way to rethink modern materials. The tiny Cyphochilus beetle creates an intensely ...02 Aug, 2026, 06.32 PM IST
- Sustainability is at the core of what Thermax does: Vishal Mehra, Head-Water and Wastewater Business, ThermaxThermax received the Sustainability Champion award at the Economic Times Family Business Awards. The company's future growth plans are now ...31 Jul, 2026, 12.44 AM IST
- China completes world's largest 582-tonne superconducting magnet for 'Artificial Sun'China has completed a massive superconducting magnet for its artificial sun program. This giant magnet is crucial for containing superheate...29 Jul, 2026, 05.17 PM IST
- India data centre capacity to jump to 12 GW by 2030 as AI fuels demand: Wood MackenzieAI-dedicated capacity is expected to rise multifold to 6,546 MW by 2030 from 275 MW in 2025, while data centre electricity demand is foreca...27 Jul, 2026, 06.23 PM IST
- In 1902, Willis Carrier invented modern air conditioning after Florida doctor John Gorrie's decades-old cooling idea paved the wayIn 1902, engineer Willis Carrier created the first modern air conditioning system to solve a printing company's humidity problem, forever c...27 Jul, 2026, 05.58 PM IST
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