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PASSIVE DAYTIME RADIATIVE COOLING
In 1984, Texas A&M researchers developed Rio Red grapefruit using radiation-induced mutations. 42 years later, it accounts for around 75% of all grapefruits produced in Texas, becoming the state’s dominant variety- In 2024, scientists tested a zigzag-shaped wall prototype; it was up to 3.1°C cooler than a conventional radiative-cooling wall in outdoor tests
- In 2024, scientists built a window that kept a model house about 7°C cooler, without electricity or blocking the view
- 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
- Flight attendants and pilots have highest risk of dying from radiation-linked cancers, study saysNew research indicates flight attendants and pilots face elevated cancer death risks. These aircrews experience higher odds of dying from r...18 Aug, 2026, 10.26 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
- Extreme Heat Warning: Texas, Florida, other Southern states in US brace for triple-digit temperaturesScorching temperatures and oppressive humidity grip the southern United States. Heat indices are exceeding 105 degrees Fahrenheit in severa...18 Aug, 2026, 06.26 PM IST
- Why is aluminium foil wrapped around cryogenic tanks? Reflective layers help reduce radiant heat that can warm super-cold liquidsIn cryogenic tanks, thin reflective layers are essential for preventing heat transfer. The use of aluminum foil, known for its low emissivi...18 Aug, 2026, 02.20 PM IST
- Why emergency blankets look like giant sheets of foil; a thin metallic coating reflects radiant heat toward the bodyEmergency blankets are designed to reflect radiant heat, effectively helping to maintain body warmth. This innovative technology has its ro...18 Aug, 2026, 02.00 PM IST
- Wrapping cash in aluminium foil: Why are people putting their banknotes in kitchen foil to protect them?Wrapping cash in aluminium foil: Aluminium foil can provide an additional layer of protection for banknotes by reducing their exposure to d...18 Aug, 2026, 12.59 PM IST
- Lupin gets USFDA nod for generic tablets to treat excessive daytime sleepinessPharma major Lupin Ltd announced receiving final USFDA approval for its generic Pitolisant tablets. These tablets are indicated for treatin...17 Aug, 2026, 01.36 PM IST
- Morocco swapped scorching black asphalt for porous “sponge” pavement; the experimental surface ran up to 16°F cooler, offering cities a surprising new way to beat urban heatMorocco is testing permeable “sponge” pavement in selected urban areas of Marrakech and Agadir as cities look for ways to manage extreme he...15 Aug, 2026, 10.50 PM IST
- Since 2025, University of Manchester researchers modelled 2,300 urban canal sections across Great Britain and Ireland. Now, the study shows canals can lower nearby temperatures by as much as 2.3°C during heatwavesUrban canals cooling: Urban canals provide a notable cooling effect on surrounding areas, particularly during heatwaves. This natural cooli...14 Aug, 2026, 09.31 PM IST
- How to cool down a hot car quickly without overworking the AC: Try this simple trick before you start drivingTo efficiently cool down hot cars, start by opening windows and a door on opposite sides to encourage airflow. Additionally, roll down the ...14 Aug, 2026, 06.14 PM IST
- In 1969, Apollo 11 astronauts saw mysterious flashes with their eyes closed. Scientists later found the causeDuring the Apollo missions, astronauts noted peculiar flashes of light occurring inside their spacecraft. These experiences were later attr...13 Aug, 2026, 12.03 AM IST
- Solar eclipse 2026: The Sun will disappear on August 12 and birds may go silent, dogs could act strangely and temperatures may plunge.Solar eclipse 2026 will bring a rare celestial spectacle on August 12, with the event expected to create noticeable changes on Earth. As da...12 Aug, 2026, 04.43 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
- Austrian researchers 3D-printed porous ceramic cubes for passive cooling; one water-filled prototype cooled nearby air by nearly 7°C without electricityResearchers from Austria have created groundbreaking 3D-printed ceramic cubes designed for passive cooling applications. Utilizing the prin...10 Aug, 2026, 05.25 PM 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
- 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
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