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COOLING PAINT TECHNOLOGY
In 2024, Stanford-linked researchers redesigned radiative cooling for vertical walls; the emitter ran 2.5°C below ambient and 8.9°C cooler than white paint- In 2023, CUHK researchers milled glass bubbles for 5 minutes before mixing cooling paint; solar reflectivity rose from 75.8% to 95.8% during field tests at noon
- City University of Hong Kong built a radiative-cooling ceramic tile reflecting 99.6% of sunlight; field tests found it about 5°C cooler than standard tiles
- Columbia Engineering built a pigment-free paint filled with microscopic air pores; it stayed 6°C below surrounding air during hot desert tests in ArizonaResearchers at Columbia University and Purdue University have unveiled an experimental paint-like coating that can cool surfaces to tempera...31 Aug, 2026, 07.56 PM IST
- In 2020, Stanford's radiative cooling technology reached a California supermarket roof; panels were estimated to save 15% to 20% energy, while a Tempe bus shelter film was reported 30°F coolerNew technology allows surfaces to cool themselves under direct sunlight. This innovation reflects sunlight and radiates heat into outer spa...31 Aug, 2026, 06.40 PM IST
- Phoenix swapped black asphalt for a reflective road coating; noon surface heat fell 12°F, but pedestrians faced higher radiant heatIn an effort to lower urban heat, Phoenix tested innovative reflective pavement coatings on its roads, revealing that treated asphalt kept ...31 Aug, 2026, 05.22 PM IST
- In a 2025 study, Penn State researchers tested porous PMMA sheets that reflected 96.4% of sunlight; a test box stayed 14.7°F cooler than the outdoor airInnovative researchers have crafted a groundbreaking porous plastic sheet that cools without any electrical input. By reflecting sunlight a...29 Aug, 2026, 02.30 PM IST
- Sensex rises 330 points, Nifty closes above 24,150 as IT rally helps market snap 2-day losing streak. What’s ahead?Indian markets rebounded on Friday after two sessions of losses, with Sensex rising 331 points and Nifty gaining 85 points. Heavyweight IT ...28 Aug, 2026, 04.17 PM IST
- Scientists tested reflective pavement through an Australian summer, and the road surface stayed cooler, but midday radiant heat increased above itA western Sydney trial revealed reflective roads cool surfaces but raise pedestrian temperatures. This study tracked the trade-off over a y...27 Aug, 2026, 01.10 PM IST
- Phoenix coated 36 miles of black asphalt with reflective coating to fight extreme heat. Road temperature dropped by 12°F, but pedestrians found a surprising side effectTo tackle the oppressive heat, Phoenix pioneered the use of lighter-toned roads, which successfully reduced surface temperatures significan...26 Aug, 2026, 06.26 PM IST
- Illinois researchers tested a passive cooling film in Houston; treated metal roofs measured more than 40°F cooler in direct sunlightAs American summers heat up, public health risks escalate, prompting researchers to create an innovative coating that cools metal roofs by ...25 Aug, 2026, 02.40 PM IST
- A cement-based paint that "sweats" water kept a model house more than 4.5°C cooler than conventional white paintInnovative researchers have unveiled a remarkable paint designed to keep buildings cooler by absorbing moisture. This advanced formula not ...18 Aug, 2026, 06.40 PM IST
- In 2023, U.S. scientists created “cooling glass” that reflects 99% of solar energy and radiates building heat toward spaceA team of engineers at the University of Maryland has unveiled a revolutionary rooftop glass coating that offers remarkable cooling propert...10 Aug, 2026, 05.29 PM IST
- ET Prime Special Series: Multibagger or IBC - Part 70: Almost nobody tracks this company. That may be why its turnaround was missedVery few investors track this old auto supplier, and that may be exactly why its turnaround went unnoticed. This is a business that spent y...10 Aug, 2026, 12.40 PM IST
- In 2011, New York tried a simple way to beat peak summer heat by painting rooftops white; here’s how it helped cool citiesIn a proactive initiative starting in 2011, volunteers in New York City painted rooftops white to tackle the challenges of urban heat. This...09 Aug, 2026, 10.15 AM IST
- Purdue University created paint so white that a coated surface stayed 8°F below the surrounding air at noonPurdue University researchers developed an ultra-white paint reflecting nearly all sunlight. This innovative paint keeps surfaces cooler th...05 Aug, 2026, 05.37 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
- Can chalk replace air conditioning? France is putting the idea to the testFrance is experiencing a surge in demand for crushed chalk as a cooling solution. This traditional cleaning powder is applied to windows, r...30 Jul, 2026, 08.06 PM IST
- In 2010, a study suggested the coolest solution to global warming might also be the simplest; a fresh coat of white paint could help cool the planet: How white roofs may reduce urban heat and support climate action?In 2010, a study suggested the coolest solution to global warming might also be the simplest; a fresh coat of white paint could help cool t...28 Jul, 2026, 01.45 AM IST
- ETMarkets Smart Talk | Power, electricals and cooling could be biggest winners of India’s $25 billion data-centre boom: Atul SuriIndia's data-centre expansion will drive significant investment in physical infrastructure. Power equipment and electricals are poised to b...21 Jul, 2026, 09.00 AM IST
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