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FIRST PRACTICAL HOT AIR BALLOON
In 1783, two French brothers while conducting indoor experiments in Annonay, France after getting inspired by watching smoke rise and clothes billow over a fire invented the world's first practical hot air balloon- In 2024, NTU coated roofs, walls, and roads across a Singapore industrial block: afternoon air fell by 2°C, and pedestrians felt up to 1.5°C cooler outdoors
- Penn State measured a green roof during a June 2002 heat spell; its membrane peaked near 30°C, while the uncovered roof surface climbed to nearly 70°C
- In 2013, Robert Downey Jr. commissioned Nicolò Bini to create a Malibu Binishell with thin-shell concrete; nine years later, the 6,500-sq-ft home was completedRobert Downey Jr.'s unique guest house took nine years to complete. This unusual structure utilized a Binishell technique involving inflate...11 Sep, 2026, 02.10 PM IST
- Sacramento researchers coated a retail store’s dark roof white in 2002. Its peak roof temperature fell by up to 42°C and air-conditioning energy use dropped 52%In 2002, Sacramento researchers coated a retail store’s dark roof with a reflective cool-roof coating. The roof’s peak surface temperature ...09 Sep, 2026, 09.00 PM IST
- In Tucson, a 28,000-square-foot city roof got a white elastomeric coating; cooling energy fell 50–65%, saving over 400 million Btu and nearly $4,000 a yearCool roof coatings present an easy and efficient method to lower cooling bills during hot summer days. A Tucson city building illustrated i...09 Sep, 2026, 07.00 PM IST
- Akasa Air, BPCL successfully operate commercial flight using 1% Sustainable Aviation FuelAkasa Air and BPCL successfully operated a commercial flight using sustainable aviation fuel. This initiative builds on their July 2026 Mem...09 Sep, 2026, 12.14 PM IST
- In 1939, a Russian-American aviator invented the first practical and mass-produced single-rotor helicopter revolutionizing modern aviationIn 1939, a Russian-American aviator invented the first practical and mass-produced single-rotor helicopter revolutionizing modern aviation....09 Sep, 2026, 02.00 AM IST
- A Berkeley Lab study compared two Fresno homes for a year; the reflective tile roof ran 13.8°C cooler on a summer day, cut cooling electricity by 26%, and peak demand by 37%In Fresno, California, a comparative analysis of two houses revealed the advantages of reflective tile roofing. The home adorned with this ...08 Sep, 2026, 06.40 PM IST
- Silver Sands Middle School replaced gray shingles with reflective white metal; plenum temperature fell by over 25°F, and cooling energy in Portable 096 dropped by over 33%A recent study revealed that dark roofs on portable classrooms led to increased cooling costs. By switching to white metal roofing, energy ...08 Sep, 2026, 02.50 PM IST
- Los Angeles recycled old street asphalt with microwaves instead of buying virgin paving material; over 800,000 tons were avoided over 5 years, saving approximately $8 millionLos Angeles has pioneered a groundbreaking method for recycling old asphalt pavement through microwave technology. This inventive technique...08 Sep, 2026, 01.50 PM IST
- A Fresno home replaced dark asphalt shingles with reflective concrete roof tiles; a Lawrence Berkeley study reported 26% lower annual cooling energy use and 37% lower peak-hour demandA recent study in Fresno demonstrated that reflective roofs could lower cooling energy consumption by an impressive twenty-six percent. Hom...08 Sep, 2026, 01.00 PM IST
- India's clean air rankings are out: Lucknow, Rourkela & Kalinga Nagar emerge at the top; see which cities made the list & which landed at the bottomLucknow, Rourkela, and Kalinga Nagar received awards for their clean air initiatives. These cities were honored for their performance under...07 Sep, 2026, 10.22 PM IST
- In 1902, Willis Carrier set out to fix a printing problem. He ended up inventing modern air conditioningIn 1902, engineer Willis Carrier was trying to control humidity at a Brooklyn printing plant, not create a way for people to stay cool. His...07 Sep, 2026, 05.14 PM IST
- In 1991, researchers coated a Merritt Island home’s green-gray shingle roof with reflective material; the shingles reached about 110°F after treatmentDark roofs tend to soak up heat from the sun, resulting in higher air conditioning demands and costs. Utilizing reflective roofing material...07 Sep, 2026, 01.10 PM IST
- At 13, this Oregon student built a device that converts moisture in air into water for plantsA brilliant 13-year-old inventor is changing the game in agriculture by developing a device that captures water from the atmosphere. Utiliz...05 Sep, 2026, 05.35 PM IST
- Step inside Bigg Boss 20 house: Salman Khan's hit reality show gets a fantasy-inspired home with sharks, snakes and a whole lot of eyes. Reason behind duality themeThe Bigg Boss Season 20 house follows a duality theme with fantasy-inspired elements. It features unusual furniture and animal designs, inc...05 Sep, 2026, 10.41 AM IST
- Ryan Seacrest sells sprawling 40-acre Napa Valley estate for $18.5 million after $22 million listing. American Idol host’s lavish retreat featured an infinity pool, olive grove and 10,750-square-foot homeRyan Seacrest has sold his sprawling 40-acre Napa Valley estate in St. Helena for $18.5 million after initially listing it for $22 million....02 Sep, 2026, 03.44 PM IST
- In 1897, three Swedish explorers disappeared while trying to reach the North Pole by balloon. 33 years later, their bodies were foundThe 1897 North Pole balloon expedition led by Swedish explorer Salomon August Andrée ended in disaster when his balloon became uncontrollab...01 Sep, 2026, 06.59 PM IST
- Science says some spiders can launch into the sky using silk and electricity to fly and the physics is wildBallooning is a form of aerial dispersal in which a spider climbs to an exposed spot, lifts its abdomen, releases strands of silk and allow...01 Sep, 2026, 02.54 PM IST
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