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ELECTRIC FAN INVENTION
In 1882, an American engineer at the age of 22 invented a device which had a two-bladed propeller placed onto the rotating shaft of a DC electric motor: The story of the first electric fan- In a 2025 study, Penn State researchers tested porous PMMA sheets that reflected 96.4% of sunlight; a test box stayed 14.7°F cooler than the outdoor air
- Long before air conditioners, Americans used ‘white gold’ and other clever methods to keep themselves cool
- He left school after Class 3, bought a British motorcycle for Rs 300 and taught himself engineering, then built India’s first electric motorIndependence Day 2026 Special: G D Naidu, known as the “Edison of India”, left school after Class 3 but went on to become a pioneering inve...14 Aug, 2026, 09.32 PM IST
- Actor Madhavan shares Coimbatore-based GD Naidu's 5 incredible inventions: From 1925 mechanical calculator to electric razorR Madhavan, who portrays G.D. Naidu in G.D.N., highlighted five inventions by the Coimbatore-based innovator: a 1925 mechanical calculator,...14 Aug, 2026, 09.19 AM IST
- This 13-year-old teen in Oregon has invented a device that could solve one of the biggest problems facing farmers and food securityA young student has created a device that converts air moisture into usable water. This invention offers a sustainable solution for farmers...03 Aug, 2026, 12.30 PM IST
- On This Day in History, June 27: World's first ATM installed, Peter the Great wins at Poltava, Atari founded, Djibouti gains independence, first colour TV demo and moreOn This Day in History, June 27, history spans military victories, political change, scientific innovation and technological breakthroughs....26 Jun, 2026, 05.34 PM IST
- In 1907, a Canton janitor's asthma got so bad he rigged a fan motor, broomstick, and pillowcase into a vacuum: His cousin's husband, W.H. Hoover, bought the patent in 1908Meet James Murray Spangler, the janitor whose battle with asthma sparked an ingenious innovation in 1907: the electric suction sweeper. Cra...17 Jun, 2026, 04.56 PM IST
- Where is Julian Brown and what is Plastoline? Young Metro Atlanta inventor disappears after cryptic postsWhere is Julian Brown and what is Plastoline? Young metro Atlanta inventor has been missing for a few weeks. Julian Brown, a young inventor...29 Jul, 2025, 05.37 AM IST
- Meet the world’s slimmest car: Narrower than a motorbike and the width of a pillowItalian mechanic Andrea Marazzi unveiled the "Panda for One" at the Panda a Pandino 2025 event, stunning attendees with its ultra-slim desi...30 Jun, 2025, 06.02 PM IST
- View: The past and possible future of 'Punkahs'In the olden days, from April till October—and longer in South India—the to-and-fro motion of punkahs marked the rhythm of Indian lives.06 Apr, 2019, 09.33 AM IST
- E-textiles to control home appliancesBengaluru, June 18 (IANS) Too lazy to get up from the bed to switch off your TV or the oven in the kitchen?18 Jun, 2018, 05.57 PM IST
- How India's new currency was born amid drama, dread and discontentAround that time, many rumours were doing the rounds. Note ban scared people and they thought the government can go to any extent to detect...08 Nov, 2017, 05.08 PM IST
- Passive cooling to cut electricity billsBengaluru, Oct 2 (IANS) Air-conditioning your building without electricity? Researchers at Stanford University in the US report it is poten...02 Oct, 2017, 11.42 AM IST
- Made-in-IIT solar plant powers thousands of rural homesThe rooftop plant has been installed under CSR and government sponsorship in 15,000 rural homes and was successful in facing a three-day po...26 May, 2017, 01.36 AM IST
- With ingenious tech tweak, IIT-Madras seeks to brighten lives of 300 million power-starved IndiansIn a hot, dusty Rajasthan town, engineers have been lighting up homes there using Direct Current. The omnipresent standard in India is Alte...05 Jun, 2016, 03.38 PM IST
- Eyeing a power drive, PM Narendra Modi likely to visit Tesla headquarters in USIn his first tour through California next month, PM Modi's itinerary is likely to have a one-of-its-kind visit — to the headquarters of Tes...02 Sep, 2015, 11.09 AM IST
- The mysterious origins of 10 tech termsWe use 21st century tech terms like hashtag, stream, and mouse with casual indifference, but how did these words get to be so commonplace?14 Jan, 2015, 12.57 PM IST
- Now, charge your cellphones with puddle of waterSwedish researchers have developed the world's first water-activated charger that can power your cellphone using just a puddle of ordinary ...30 Apr, 2013, 01.09 PM IST
- Snowbreeze: Why going green is so coolIt's never too late to turn inventor. In the summer of 2007, at the age of 78, retired journalist M B Lal did just that.22 Mar, 2011, 05.04 PM IST
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