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MECHANICAL WAVES
Early warning of the Gohna lake burst of 1894- In 2021, Berkeley Lab made a roof coating that switches at 67°C. Today, it beats existing coatings in 12 of 15 US climate zones, cutting household electricity use 10%
- City University of Hong Kong built a radiative-cooling ceramic tile reflecting 99.6% of sunlight; field tests found it about 5°C cooler than standard tiles
- Science says sand isn’t always made from rocks: Some beaches are built from the remains of living thingsThe next time you stroll along a white tropical beach, remember that the sand beneath your feet may have a far more complex origin than ero...01 Sep, 2026, 02.54 PM IST
- Columbia Engineering built a pigment-free paint filled with microscopic air pores; it stayed 6°C below surrounding air during hot desert tests in ArizonaResearchers at Columbia University and Purdue University have unveiled an experimental paint-like coating that can cool surfaces to tempera...31 Aug, 2026, 07.56 PM IST
- First drones, now missiles. The spending is certain, who gets the maximum is not: 14 stocks from the defence ecosystemThe defence sector’s positives are well known. But there are some unknowns. For “security reasons” we will never know how or why orders are...30 Aug, 2026, 05.58 AM IST
- In 2025, researchers built a box from porous PMMA sheets that reflected 96% of sunlight; 80°F outdoor air measured 65.3°F inside without electricityInnovative materials scientists are exploring passive cooling techniques to lessen the demand for air conditioning. They have engineered a ...29 Aug, 2026, 07.40 PM IST
- A sick European to 7,044 deaths: How influenza became notifiable disease in Delhi over a century agoInfluenza claimed over seven thousand lives in Delhi city during the 1918 pandemic. Archival records show the disease spread rapidly after ...29 Aug, 2026, 03.35 PM IST
- Can singing in the shower actually lift your mood? Here’s what science saysEngaging in the art of shower singing not only allows for an enjoyable vocal experience but also facilitates acoustic resonance that encour...28 Aug, 2026, 12.39 PM IST
- In 2016, researchers proposed that salt fingers could send crystals to the Dead Sea floor. 3 years later, a 2019 study backed the theory, showing why the lakebed gains about 10 centimeters of salt yearlyRecent scientific research reveals the intriguing mechanism behind the formation of salt crystals in the Dead Sea. As warmer, salt-laden su...26 Aug, 2026, 11.20 PM IST
- The smartphone king Apple killed is back, but not in your pocketBlackBerry has completed a remarkable corporate turnaround after its smartphone business collapsed. The company now thrives by providing se...26 Aug, 2026, 09.50 PM IST
- In late 1990s, a Buffalo physicist proposed using shock waves to detect plastic land mines costing as little as $1. Years later, the idea remains a striking approach to a detection problem that defeats metal detectorsPlastic land mines are difficult to find because metal detectors may miss them entirely. Researchers at the University at Buffalo explored ...25 Aug, 2026, 10.01 PM IST
- In 1772, Benjamin Franklin sent Chinese tallow seeds to Savannah, Georgia; the government planted more along the Gulf in 1900, and the tree now covers 185,000 hectaresIn the late 1700s, a shipment of 1772 seeds sparked a significant invasion of non-native trees across southern U.S. forests. The federal pl...25 Aug, 2026, 02.00 PM IST
- Global Market: Unitree’s 45% share slump raises bubble concerns after blockbuster Shanghai debutUnitree shares have plunged 45% since their blockbuster Shanghai debut, raising concerns over speculative excess and retail investor risks....25 Aug, 2026, 10.03 AM IST
- AI leaders on automation; PM Modi debriefs space startupsBusiness leaders at the Economic Times World Leaders Forum said AI agents can reshape work, but governance and human accountability remain ...24 Aug, 2026, 07.50 PM IST
- Japanese scientists capture previously invisible material transformation in 30 femtosecondsScientists recorded an elusive physical transformation in solid matter. This occurred in a mere thirty femtoseconds after light impact. The...21 Aug, 2026, 11.26 PM IST
- Scientists discover how a one-atom quantum engine can turn ‘waste’ light into useful energyResearchers are developing new ways to understand energy in tiny quantum machines. They argue that escaping light may still perform useful ...20 Aug, 2026, 12.29 AM IST
- 18-year-old Colorado student Natalie Muro invents wave-powered device that fights toxic algal blooms using invasive weedA brilliant eighteen-year-old student developed a groundbreaking floating device designed to tackle toxic algal blooms. Utilizing wind-driv...19 Aug, 2026, 10.49 PM IST
- Disney World is replacing its iconic trash cans, and EPCOT fans have strong opinionsWalt Disney World is implementing new high-capacity trash compactors across EPCOT. These smart receptacles automatically compress waste, re...19 Aug, 2026, 06.33 PM IST
- India to enable BVLOS drone operations by end-2026, says Civil Aviation MinisterIndia plans drone sector reforms, aiming for BVLOS certification by 2026. A new financial incentive scheme will boost domestic drone manufa...19 Aug, 2026, 10.11 AM IST
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