Philadelphia installed white roofs on about 340 low-income seniors’ homes from 2001–2003; ceiling temperatures fell 4–5°F, and air-conditioning electricity use fell by 560 kWh per yearIn Philadelphia, the initiative to paint roofs white resulted in a remarkable decrease in home temperatures and energy consumption. This co...
10 Sep, 2026, 08.14 PM IST
Northern Lights: Visual treat likely for 20 US states tonight; here's how to get the best viewThe northern lights, or aurora borealis, that recently illuminated skies over North Dakota, Canada and Iceland followed geomagnetic storms ...
10 Sep, 2026, 12.04 PM IST
Balcony gets only morning sunlight? These 5 exotic plants can still turn it into a lush green havenA balcony that receives only morning sunlight can still become a lush, exotic garden with the right plants. Varieties such as Calathea Orbi...
10 Sep, 2026, 07.09 AM IST
In St. Paul, Penfield added a vegetated roof over a conventional membrane; monitoring found the green-roof membrane peaked about 51°F cooler than the conventional roofResearch reveals that green roofs maintain lower temperatures compared to conventional roofs, leading to significant reductions in cooling ...
09 Sep, 2026, 08.53 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
NLR reported a 110,000-square-foot Texas data center coated with IntelliKoat; its CEO said inside temperatures fell from 140°F to 86°F and heat failures dropped to zeroA Texas-based data center has successfully lowered its temperature through the application of an innovative roof coating called IntelliKoat...
09 Sep, 2026, 06.30 PM IST
Irvine coated a half-mile stretch of two connected streets with cool pavement; August and September measurements found the treated asphalt ran about 7-10°F coolerCities worldwide are turning to cool pavement technologies to tackle urban heat. In Irvine, California, treated roads have experienced a re...
09 Sep, 2026, 05.26 PM IST
Chicago planted a 20,300-square-foot green roof on City Hall; EPA says its surface can be about 100°F cooler than nearby conventional roofs and saves nearly $5,000 in energy each yearChicago's City Hall green roof demonstrates substantial cooling and energy savings. This innovative rooftop garden reduces surface temperat...
09 Sep, 2026, 02.10 PM 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
AT&T painted two Nevada telecom roofs white; roof surfaces cooled 35–40°F, reached 12°F below outdoor air, and two buildings saved about 0.5 kWh of electricity a dayA study explored how white roofs reduced energy costs for AT&T communication buildings. Researchers observed significant roof surface tempe...
08 Sep, 2026, 06.30 PM IST
- Science says comets develop tails only near the Sun: Here’s what really makes them ‘come alive’
A comet’s nucleus is made up primarily of frozen material mixed with dust and rocky particles. When the comet is far from the Sun, extremel...
07 Sep, 2026, 08.40 PM IST
Pangea Ultima: In 200 million years, Earth could have a new supercontinent, and its climate may be almost impossible for humans to surviveEarth's continents are moving, and a future supercontinent may form. Scientists model Pangea Ultima, a landmass forming in 200 million year...
06 Sep, 2026, 05.43 PM IST
Science says black holes don’t actually suck everything around them: Here’s what really happensBlack Holes are called black because light cannot escape from inside their event horizons. Astronomers nevertheless detect black holes indi...
05 Sep, 2026, 08.39 PM IST
In 2001, researchers tested a white roof on a large Austin retail store; the study reported lower roof temperatures and an 11% reduction in cooling energy useA 2001 study in Austin demonstrated that white roofs lowered building temperatures significantly. This change reduced air conditioning ener...
05 Sep, 2026, 01.40 PM IST
8 years, 10 billion km, one shot: The spacecraft racing toward Mercury faces its trickiest hour yetA spacecraft carrying European and Japanese probes will complete an eight-year journey to arrive at Mercury on Thursday, while still facing...
03 Sep, 2026, 02.32 PM IST
In 2024, Stanford-linked researchers redesigned radiative cooling for vertical walls; the emitter ran 2.5°C below ambient and 8.9°C cooler than white paintA team of researchers has unveiled a groundbreaking material designed to cool building walls effectively. This revolutionary emitter has th...
02 Sep, 2026, 03.40 PM IST
NASA's Apollo 12 survived two lightning strikes, then astronaut Alan Bean accidentally pointed its TV camera at the Sun, ending live broadcasts from the MoonDuring Apollo 12’s lunar mission, an incident occurred shortly after the astronauts landed on the Moon. Alan Bean unintentionally aimed the...
28 Aug, 2026, 12.38 AM IST