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AIR CONDITIONING AND ELECTRICITY CONSUMPTION
Living in 4 BHK near Manali. Couple working remotely in the mountains break down their monthly expense of Rs 50,000- In 2025, U.S. researchers developed an air-conditioning system that stores cooling in a salt solution; a Miami simulation projected a 93% cut in peak electricity demand
- 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
- 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 2024, scientists built a window that kept a model house about 7°C cooler, without electricity or blocking the viewEngineers in South Korea have developed an innovative smart window that cools spaces sans electricity. This remarkable glass not only refle...19 Aug, 2026, 02.10 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
- No AC in shops, no honking on streets, achar with every meal: Filipino woman shares 10 things that surprised her while slow travelling in SikkimA Filipino woman traveller offered an intriguing glimpse into the unique cultural landscape of Sikkim, noting that locals often possess Sou...19 Aug, 2026, 12.34 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
- A fridge in the wrong part of your home may quietly consume more electricity; researchers explain whyRefrigerator placement significantly impacts household electricity bills. Room temperature around the appliance is the primary driver of en...18 Aug, 2026, 01.00 PM IST
- A colder fridge setting is not always better; adjusting it by 1°C could reduce energy use by 8 to 11%Lowering your refrigerator’s thermostat beyond what’s required can lead to excessive energy usage. Surprisingly, the ambient room temperatu...17 Aug, 2026, 07.10 PM IST
- USS Benfold lost power in South China Sea, leaving crew of the US Navy warship without toilets, hot food and AC for 4 daysAfter enduring a four-day power outage in the South China Sea, the USS Benfold found itself in a precarious situation, lacking vital servic...17 Aug, 2026, 05.50 PM IST
- Hurricane Lala ravages Hawaii: 130,000 without power, homes swept away as floods riseNearly 130,000 utility customers lost electricity after Hurricane Lala weakened. Flooded roads and damaged homes created dangerous travel c...17 Aug, 2026, 04.57 PM IST
- E20 petrol not sole reason for lower mileage, Centre saysThe government clarified that vehicle mileage depends on many factors, not just fuel. Extensive testing confirms E20 petrol meets quality s...15 Aug, 2026, 10.16 PM IST
- In 2018, the U.S. Air Force signed a 35-year lease for underused Mojave desert land. 8 years later, the site hosts 1.9 million solar panels, turning a historic aircraft testing ground into a massive renewable-energy hubIn 2018, the U.S. Air Force signed a 35-year lease for underused desert land at Edwards Air Force Base in California. What happened next wa...13 Aug, 2026, 06.07 PM IST
- German scientists create a material that can pull drinking water from dry air—even at 18% humidityInnovative German researchers have unveiled a groundbreaking material capable of extracting water directly from the atmosphere, even in ari...11 Aug, 2026, 05.27 PM IST
- India's power demand seen rising 6.5-7.5% this fiscal as hotter, drier weather boosts cooling needs: CrisilIndia's power demand is estimated to rise 6.5-7.5 per cent year-on-year this fiscal to 1,825-1,835 billion units (BU), driven mainly by hig...11 Aug, 2026, 12.39 PM IST
- 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 wavesRooftop rainwater harvesting: Tokyo's rooftops may offer a new strategy for extreme heat management. Rainwater harvesting and roof sprinkli...10 Aug, 2026, 11.46 PM IST
- Why do hotel room windows rarely open fully? Here’s the real reasonHave you ever wondered why some hotel windows open only a few centimetres? The feature becomes even more noticeable in rooms several floors...10 Aug, 2026, 08.39 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
- German scientists created a sponge-like material that could pull 1.8 liters of drinking water from dry air every day, turning desert air into a potential drinking-water sourceResearchers have developed a groundbreaking material that can absorb moisture from arid air and act as a highly efficient coolant for air c...08 Aug, 2026, 06.39 PM IST
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