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HISTORICAL COOLING METHODS
Long before air conditioners, Americans used ‘white gold’ and other clever methods to keep themselves cool- In 1919, an African-American woman inventor created a central heating system powered by gas laying foundation for the future systems: How Alice H. Parker changed the world for good?
- In 1780, a Scottish inventor created a copier hundreds of years before modern-day equipment came into existence: How James Watt machine worked?
- How to clean silver cutlery with aluminium foil: The science-backed trick that restores shine in minutesCleaning silver cutlery with aluminium foil: Tarnished silver cutlery can be cleaned quickly without scrubbing. This method uses aluminum f...29 Jul, 2026, 10.03 AM IST
- Can toothpaste be used for polishing Silver products? Effects, limitations, better alternativesToothpaste polishes silver because the mild abrasives in toothpaste can remove light tarnish and restore shine. However, current guidance f...02 Jul, 2026, 08.58 PM IST
- More than 1000 years old, this ‘divine’ drink helps people beat the heat in Orissa, has a nutrient rarely found in vegetarian foodDiscover Tonka Torani, a traditional Odia summer drink steeped in history and offered to Lord Jagannath. This fermented rice beverage, blen...22 Jun, 2026, 09.37 AM IST
- In 1916, a metallurgist accidentally dipped his pen into molten metal; it led to a crystal-growing technique that powers the modern semiconductor industryIn 1916, a Polish metallurgist inadvertently dipped his pen into molten metal, leading to a groundbreaking revelation. This serendipitous m...19 Jun, 2026, 06.50 PM IST
- In 1811, a chemist added too much acid to seaweed ash, and purple vapor revealed iodineIn the heart of 1811, a serendipitous moment unfolded in the laboratory of French chemist Bernard Courtois. As he endeavored to create salt...05 Jun, 2026, 05.17 PM IST
- In 1902, Willis Carrier was trying to stop paper from warping in a Brooklyn print shop: This led to the foundation of the modern air-conditionerThe year was 1902 when Willis Carrier revolutionized our comfort with the invention of air conditioning, a solution aimed at managing humid...22 May, 2026, 03.57 PM IST
- 110 years ago, a Polish scientist accidentally dipped his pen into molten tin - what he discovered still helps run your smartphoneA lab accident in 1916 led to a breakthrough in crystal growth. Jan Czochralski's method for creating pure silicon crystals is fundamental ...11 May, 2026, 10.39 AM IST
- No fridge needed. 3,000-year-old Indian technique of storing water can keep it cool for longer and also improve digestionDrinking water from earthen pots, known as matkas, provides natural cooling and health benefits. This traditional Indian practice cools wat...23 Apr, 2026, 03.08 PM IST
- Hidden pipes, sandstone walls: How our ancestors kept interiors cool without AC, fanAncient Indian architecture employed ingenious, nature-based cooling systems long before modern technology. Structures like Lotus Mahal and...19 Apr, 2026, 10.18 AM IST
- How Food Was Stored Before Modern Kitchens Changed EverythingLong before modern refrigerators, ancient humans mastered food preservation. They used sun, salt, cold, and microbes to store food for surv...01 Apr, 2026, 05.44 PM IST
- Simple Home Habits Older Homes Used to Stay Fresher for LongerOlder homes offered healthy living through smart design and daily routines. Practices like natural ventilation and decluttering kept air fr...01 Apr, 2026, 05.41 PM IST
- Lauren Curtis’s Contour Routine That Actually Works on Fair SkinBeauty expert Lauren Curtis revolutionizes contouring for fair skin, ditching warm tones for cool, matte shades to mimic natural shadows. H...22 Jan, 2026, 05.46 PM IST
- Did climate change occur 44 million years ago that changed Earth? What happened to river system that ran below Antarctica?Scientists, including Johann Klages, discovered an ancient 1,000-mile river system beneath Antarctica from 40 million years ago. This findi...08 Jul, 2024, 08.24 PM IST
- Super Micro Computer rides AI server boom to join S&P 500Super Micro Computer, which joins the S&P 500 on Monday, enjoys a rare advantage among server makers that are trying to tap the generative ...18 Mar, 2024, 08.40 PM IST
- View: Can geoegineering fix climate change?The trade-off between geoengineering and carbon removal depends on one’s time horizon. The sooner cooling is pursued, the greater the envir...02 Oct, 2021, 10.33 AM IST
- Learning with Times: 'Ensemble' technique to predict rainsThe primary cause of monsoon, which is the seasonal reversal in wind direction, is the difference between annual temperature trends over la...06 Jun, 2016, 12.27 PM IST
- No weather model can claim 100% accuracyThe monsoon, which is a seasonal reversal in the wind direction, causes most of the rainfall received in India and some other parts of the ...06 Jun, 2011, 08.01 AM IST
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