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INDOOR TEMPERATURE REDUCTION
In a 2011 Las Vegas test, a 15.24-cm wet roof pond lowered indoor peak operative temperature by about 8.5°C versus the outdoor maximum- In 1999, a Florida teen hacked NASA, accessed source code of ISS and forced the world's most powerful space agency to shut down some systems for 21 days
- 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%
- 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...19 Aug, 2026, 09.53 PM IST
- 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 testsEngineers have created a groundbreaking zigzag wall that cools itself through a unique design. This structure lowers its temperature by dir...19 Aug, 2026, 02.30 PM 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
- 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
- Researchers replaced a bare roof with plants; green roof surfaces stayed 30 to 40°F cooler in summerGreen roofs cool surfaces by up to forty degrees Fahrenheit, reducing urban heat island effects. Evapotranspiration from plants cools build...05 Aug, 2026, 06.03 PM IST
- He lost jobs, saw his business collapse & almost gave up on life; one phone call from his wife changed everything, making him first Indian to complete marathon at North PoleLife lessons: Ram Gopal Kothari overcame repeated job losses, business failures and financial hardship to achieve a remarkable feat. He wen...01 Aug, 2026, 11.50 AM IST
- A simple layer of aluminum foil beneath a roof can cut summer heat entering homes by up to 53%, researchers foundAttic heat gain significantly impacts home cooling costs during summer months. A thin layer of reflective aluminum foil can reduce this hea...17 Jul, 2026, 03.27 PM IST
- Can pouring a bucket of water on AC compressor cut your electricity bills?As heatwaves grip Indian cities, a simple hack of pouring water on AC outdoor units can offer temporary efficiency boosts. This method cool...15 Jun, 2026, 01.02 PM IST
- 'No AC, no heavy bills': Here's how 4,000+ homes in Jaipur reduced indoor temperature with just a simple rooftop ideaA viral video highlights Jaipur's innovative approach to combating rising heat by transforming rooftops into green spaces. Over 4,000 homes...28 Apr, 2026, 03.55 PM IST
- The Simple Practices That Used to Keep Homes Fresh LongerOlder homes achieved freshness through smart design and regular upkeep. Natural ventilation, like opening windows and strategic door placem...19 Apr, 2026, 02.51 PM IST
- Why Opening Windows at the Wrong Time Can Trap Heat InsideOpening windows on hot days can trap heat, making homes warmer and more uncomfortable. Research shows that hot air enters homes through ope...18 Apr, 2026, 01.14 PM IST
- Turn your thermostat to this exact number in December to slash bills by nearly $100With winter heating prices increasing toward almost $1,000 for several households, energy experts are recommending smarter thermostat use t...24 Nov, 2025, 08.17 PM IST
- Kerala, Tamil Nadu on high rainfall alert; North India to see chilly November; Full IMD report insideThe IMD has issued heavy rainfall warnings for Kerala, Tamil Nadu, and Puducherry due to deep atmospheric circulation over the Gulf of Mann...01 Nov, 2024, 01.55 PM IST
- Not only north India. Place near Ooty in Tamil Nadu freezes at zero degreesThe Sandynalla reservoir area in Tamil Nadu's Nilgiris has experienced a temperature drop to zero degrees Celsius, disrupting normal life. ...19 Jan, 2024, 11.06 AM IST
- Big firms go to this startup for green solutionsEarthood Services offers climate change, sustainability, health safety services to Indian corporates.19 Dec, 2015, 12.33 PM IST
- Ways to prevent a heatstroke this summerHeat strokes, or sunstrokes, may damage internal organs including the brain and should be treated as a medical emergency. The old and the y...29 May, 2015, 01.01 PM IST
- SootSwap: An app that enables remote verification of stove usageSwitching to clean-burning cook stoves can reduce the amount of firewood used in open fires, as well as the amount of smoke indoors and out...20 Jul, 2013, 04.33 AM IST
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