Category: Science

The smart wound dressing developed by interdisciplinary team of scientists from BITS Pilani Hyderabad campus. | Photo Credit: BY ARRANGEMENT An interdisciplinary team of scientists from BITS Pilani Hyderabad campus has developed a smart wound dressing capable of killing the infection-causing bacteria and also visually signalling the presence of infection — all without the use of…

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The vagus nerve can be stimulated to manage epilepsy. | Photo Credit: Manu5 (CC BY-SA) Deep-brain stimulation (DBS) is a medical technique where doctors implant electrodes deep inside specific areas of the brain to treat certain disorders. These electrodes are connected by wires to a small device, similar to a heart’s pacemaker, which is usually…

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More than a century ago, a 26-year-old Albert Einstein explained Brownian motion in one of four papers he published in his annus mirabilis, the miraculous year, called because these papers shot him to fame. Brownian motion is the random jittering of small particles in a fluid, caused because they’re constantly colliding with molecules around them….

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Where it all began… Did you know that a rough conservative estimate of India’s tiger population at the start of the 20the Century was around 40,000? The top end of the estimates even placed the number of tigers in the Indian subcontinent in 1900 at around 1,00,000!  That number, however, nosedived to a mere 1,827…

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Crates of tomatoes lined up at the Rayakottai mandi in Krishnagiri, Tamil Nadu. | Photo Credit: N. Bashkaran/The Hindu The evolution and growth of the humble tomato as an essential ingredient of our daily diet across the world is a fascinating story. Yolanda Evans writes in the June 5, 2025, issue of National Geographic magazine…

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Android smartphones around the world have been actively helping provide earthquake alerts using their acceleration sensors. Between 2021 and 2024, these phones sent thousands of successful warnings to people living in quake-prone regions in 98 countries. Since 2020, Google has included its Android Earthquake Alert (AEA) system in its phones to detect seismic P- and…

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