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SOLAR HEAT
Notre Dame engineers tested a clear window coating that filters solar heat; model interiors stayed up to 7.2°C cooler without electricityInnovators have developed a cutting-edge transparent coating that effectively blocks solar heat while still allowing natural light to perme...- In 2019, Buffalo scientists coated aluminum film with a cooling polymer; a small prototype cooled an enclosed box by 11°F by day and 20°F at nightScientists have engineered a cost-effective film utilizing aluminum foil combined with a polymer layer. This innovative film actively cools...
- In 2021, researchers built a two-layer polymer film that cools like skin; under direct sun, it stayed about 7°C below ambient with 150 W/m² cooling powerResearchers have created an advanced cooling film comprising two innovative layers that harmoniously integrate both radiative and evaporati...
- Lambs grazing under an Oregon solar farm had 38% less grass than those in an open field, yet gained the same weight as shade made the pasture more nutritiousLambs grazing beneath solar panels at an Oregon State University research farm had access to 38% less forage than lambs in an open pasture,...
- In 2020, researchers tested a self-moistening hydrogel mat under solar panels; it cooled them by at least 10°C and boosted output by up to 19%New research introduces a cooling gel for solar panels. This gel absorbs moisture at night and releases it as vapor during the day. The coo...
- 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...
- While Americans watched TV, used personal computers, One Alaska village was still waiting for electricity during 1980sIn the early days of Alaska, wood was the primary source of heat and electricity. The gold rushes sparked a surge in power requirements acr...
- In a 2022 Brazil trial, 52 lambs spent 60 days under solar-panel shade; researchers reported lower body temperatures and about 4% better feed efficiency on hotter daysA comprehensive study conducted in Brazil revealed that lambs grazing beneath solar panels experienced reduced body temperatures, which led...
- Rains Raksha in India may not be enough to fight $250 billion heat billExtreme heat poses a significant economic threat to India's workforce and GDP. Lost labor hours and reduced productivity impact both worker...
- 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...
- In 2017, CU Boulder engineers turned glass microspheres into a 50-microliter film; 10 to 20 square meters of it could help cool a family-sized houseA team of researchers has developed a groundbreaking thin film that cools surfaces without the need for electricity or water. By employing ...
- 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%Transforming the rooftops of Chicago into cooler surfaces has led to a notable reduction in city temperatures. The use of white cool roofs ...
- In 2023, researchers found shade cooled Singapore streets by 0.8°C across 20 sites. Today, vegetation is estimated to save 228 GWh of energy yearlySingapore's trees offer significant cooling benefits for city streets. Shaded areas were found to be cooler, reducing heat stress for peopl...
- This 12-year-old schoolgirl designed a solar-powered heated blanket for homeless people after seeing them struggle through winterRebecca Young was 12 when she designed a solar-powered heated blanket to help people experiencing homelessness stay warm without access to ...
- 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 ...
- 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...
- Phoenix installed nine temporary shades across parks to fight extreme heat; surfaces became 46°F cooler, while adding a solar-run mister lowered air temperature by another 10°FPhoenix tested nine temporary, artist-designed shade structures across its parks in 2025 as part of an experiment to tackle extreme heat. T...
- India bets on battery storage boom to reduce solar power lossesThe current grid infrastructure is causing marked energy loss during high-demand summer periods. To combat this, developers are integrating...
- In a 2023 Brazilian study, sheep under photovoltaic panels experienced 30% less radiant heat and up to 8°C lower wool-surface temperaturesA recent study shows sheep benefit from solar panel shade during hot weather. These animals experience significantly less radiant heat expo...
- Placing aluminium foil on windows: How this simple home trick works, its benefits and the right way to use it to keep rooms cooler in summersUsing aluminum foil to cover windows can efficiently reflect sunlight and minimize heat accumulation indoors. This budget-friendly trick se...
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