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VANADIUM DIOXIDE ROOF COATING
Argonne modeled Chicago’s August 2021 heatwave with different roof types; white roofs lowered air temperature by nearly 2°C and cooling energy use by 16.6%- Berkeley Lab built a roof coating of vanadium dioxide that flips at 67°C; across 15 US climate zones, it outperformed existing coatings in 12 and cut household electricity by 10%
- Phoenix swapped black asphalt for a reflective road coating; noon surface heat fell 12°F, but pedestrians faced higher radiant heat
- Those black dots around your car’s windshield aren’t decoration; the ceramic frit helps protect the adhesive from UV light and reduces heat-related distortionThe small black dots you see on windshields are known as frit, consisting of a ceramic enamel that is fused into the glass. This frit serve...25 Aug, 2026, 03.20 PM IST
- 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...25 Aug, 2026, 02.50 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
- In 2019, University of Maryland researchers stripped lignin from wood; the resulting cooling material stayed 12°F cooler than natural wood in an Arizona testScientists developed engineered wood to reflect sunlight and release heat. This material stayed cooler than natural wood when exposed to su...25 Aug, 2026, 02.20 PM IST
- Americans discard about 15 million tons of asphalt roof shingles a year, but old roofs can be ground up and put straight back into the roads people drive onMillions of tons of asphalt shingles are disposed of annually in the United States. These old roofing materials can be processed into recyc...25 Aug, 2026, 01.20 PM IST
- Philadelphia painted black pavement with a light-coloured coating to fight extreme heat. A year later, researchers found one clear differenceTo tackle urban heat island effects, Philadelphia is trialing cool pavement solutions. In Hunting Park, a reflective light-colored coating ...24 Aug, 2026, 08.45 PM IST
- India may see major growth in sodium-ion batteries as technology reaches TRL-7: Renewable Energy SecretaryTechnology Readiness Level (TRL) is a scale used to assess the maturity of a technology, with TRL 7 indicating that a system prototype has ...24 Aug, 2026, 10.27 AM IST
- In a recent study, University of Freiburg researchers coated Colombian water tanks for about $2 a year. Weeks later, dengue cases fell, showing one application could provide long-term protection against the tiger mosquitoDengue mosquito control: A simple coating on household water containers reduced dengue cases by forty-five percent in Colombia. This inexpe...24 Aug, 2026, 02.36 AM IST
- In 1986, a mysterious gas cloud escaped from Lake Nyos in Cameroon, silently killing people as they slept. An invisible cloud travelled 25 km, wiping out entire villages and killing more than 1,700 people overnightIn August 1986, Lake Nyos in Cameroon suddenly released a huge cloud of carbon dioxide that moved silently through nearby valleys while peo...22 Aug, 2026, 01.40 PM IST
- India aims 30 GW polysilicon manufacturing capacity by 2030: MNRE SecretaryIndia plans to add thirty gigawatts of polysilicon manufacturing capacity by twenty thirty. This ambitious goal aims to attract an investme...21 Aug, 2026, 05.16 PM IST
- Stanford ran water beneath mirror-like rooftop panels; they cooled it 3–5°C below the surrounding air by sending heat into spaceResearchers at Stanford have created innovative panels that cool water exclusively using sunlight and mirrors. These panels effectively ref...21 Aug, 2026, 01.00 PM IST
- In December 2015, Chance the Rapper turned $100,000 into 1,000 coats for Chicago’s homeless, each became a waterproof sleeping bag after darkChance the Rapper joined Warmest Winter to aid Chicago's homeless population. This campaign aimed to distribute one thousand coats to those...20 Aug, 2026, 07.07 PM IST
- In 1789, George Washington wore his famous “golden suit” to his inauguration ball. 237 years later, scientists found 5 natural dyes showing the coat was originally a deep plum-purple, not goldGeorge Washington's famous inauguration overcoat was actually a rich plum color. Scientific analysis of the garment revealed its true vibra...20 Aug, 2026, 12.09 AM IST
- A reflective roof coating reduced peak roof temperature by 14.1°C and indoor temperature by 2.4°C; later research found evaporative cooling could add further benefitsInnovative roofing technologies are changing the game for building temperature regulation. By utilizing white reflective coatings, sunlight...19 Aug, 2026, 02.20 PM IST
- In 2023, scientists built a rooftop tile that opens its cooling vents when hot and closes them when cold, using no electricity and cutting cooling costs 3.1-foldInnovative engineers have created high-tech roof tiles that adjust themselves to optimize building temperatures automatically. By utilizing...19 Aug, 2026, 01.50 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 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
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