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FREQUENCY AND ENERGY OF LIGHT
In 1905, Einstein unlocked a mystery of light that seemed almost impossible, unknowingly laying the foundation for smartphone cameras, solar panels, burglar alarms and technologies yet to come- Five Chinese students build a low-cost device that lets divers send messages underwater without radio
- First drones, now missiles. The spending is certain, who gets the maximum is not: 14 stocks from the defence ecosystem
- Why does a microwave door have a metal mesh? The tiny holes are doing something importantThe metal mesh found on microwave doors serves an essential safety role. The small perforations allow for visibility while effectively bloc...28 Aug, 2026, 08.47 PM IST
- Scientists injected cells from woman’s leg into her eyes to help restore her vision: How 'world-first experiment' went & what doctors discoveredScientists injected mitochondria taken from a woman’s leg into both of her eyes in an experimental attempt to boost energy production in da...27 Aug, 2026, 03.47 PM IST
- In 2008, University of Michigan researchers won a $2 million grant to make parked EVs feed power back to the grid. 18 years later, some firms have reached commercial offerings, turning some parked cars into grid-connected batteriesIn 2008, University of Michigan researchers received a $2 million grant to test a simple premise: drawing power back from parked vehicles. ...26 Aug, 2026, 08.51 PM IST
- The U.S. Marines bought an $11 million microwave weapon to counter fiber-optic drones; new HAVOC system follows a $5.5 million predecessor as the Corps tackles radio-silent threatsThe Marine Corps is acquiring a new microwave weapon system. This system, called HAVOC, will counter cheap and untraceable drones. It fires...25 Aug, 2026, 11.09 PM IST
- In 1997, Sandia won $393,000 to make fingerprints and other organic evidence blink under flashing light. Decades later, the idea remains an example of using fluorescence to find hidden cluesIn 1997, Sandia National Laboratories secured $393,000 to solve background glare on physical crime scene evidence. By modulating light at h...25 Aug, 2026, 08.13 PM IST
- In 2013, NASA beamed laser data from lunar orbit at 622 megabits per second, demonstrating faster space communications than radioIn 2013, NASA's Lunar Laser Communication Demonstration set a groundbreaking standard by achieving data transmission speeds of 622 megabits...22 Aug, 2026, 02.30 PM IST
- In 2024, scientists built a window that kept a model house about 7°C cooler, without electricity or blocking the viewEngineers in South Korea have developed an innovative smart window that cools spaces sans electricity. This remarkable glass not only refle...19 Aug, 2026, 02.10 PM IST
- Astronomers looked into the void of space—and watched light do something unthinkableAstrophysicists detected light polarization around a distant magnetar. This observation confirms a quantum vacuum hypothesis from nearly ni...18 Aug, 2026, 08.41 PM IST
- US Army in 1946 sent radar pulse towards moon and something astonishing happened 2.5 seconds laterThe year 1946 saw a remarkable feat by the US Army as they bounced radar signals off the Moon, demonstrating that radio waves can traverse ...13 Aug, 2026, 01.14 PM IST
- In 1969, Apollo 11 astronauts saw mysterious flashes with their eyes closed. Scientists later found the causeDuring the Apollo missions, astronauts noted peculiar flashes of light occurring inside their spacecraft. These experiences were later attr...13 Aug, 2026, 12.03 AM IST
- Defence stocks: Time to change strategy? 18 stocks with downside and upside potential from minus 26% to plus 26%When a stock remains in the red for several months, investors naturally begin questioning the investment. Imagine a shipbuilder remaining w...09 Aug, 2026, 02.37 PM IST
- Rooftop rainwater could help cities stay cooler and cut heatwave days, study findsCollecting rainwater and spraying it on rooftops may cool cities during heatwaves. This system uses evaporative cooling to lower roof tempe...08 Aug, 2026, 03.48 PM IST
- Top Quote of the Day by Albert Einstein, Nikola Tesla and Richard Feynman: Are we asking the right questions about our world? Life lessons from great scientists on curiosity, creativity, problem-solving, critical thinking, discipline, innovation, personal growth, and how their revolutionary ideas guide modern progressToday's Top Quote of the Day by Albert Einstein, Nikola Tesla and Richard Feynman: Human progress is driven not merely by discovering answe...05 Aug, 2026, 06.41 PM IST
- In 2018, an Indonesian teenager’s floating fishing hut broke free during a storm; he drifted for 49 days as more than 10 ships passed without seeing himAn Indonesian teenager's remarkable survival story began when fierce winds snapped the ropes of his fishing platform, casting him into the ...31 Jul, 2026, 05.42 PM IST
- Why upgrading to a Samsung Bespoke AI washer dryer is a smart choice for your homeSamsung's Bespoke AI washing machine range, spanning front load and washer dryer combo segments, redefines home laundry through graduated A...22 Jul, 2026, 10.47 AM IST
- The Project-Driven OrganizationIn an era when adaptability and innovation are paramount, organizations are recognizing the pivotal role of projects in driving success. In...20 Jul, 2026, 05.56 PM IST
- Does your dog panic at loud noises? Here’s what it could mean and how to helpFireworks, thunderstorms, construction sounds, and loud traffic can trigger dog noise anxiety in millions of pets. Veterinary experts say t...13 Jul, 2026, 09.08 PM IST
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