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Groundwater makes up a whopping 97% of all usable freshwater. | Photo Credit: S Rambabu/The Hindu Under your feet lies the world’s biggest reservoir. Groundwater makes up a whopping 97% of all usable freshwater. Where is it? In the voids between grains and cracks within rocks. We see it when it rises to the surface in…
Read More “Groundwater is heating up, threatening life below and above the surface” »
IISc said that according to reports, 113 districts in 21 States in India have arsenic levels above 0.01 mg per litre while 223 districts in 23 States have fluoride levels above 1.5 mg per litre, which are beyond the permissible limits set by the Bureau of Indian Standards and the World Health Organization. | Photo…
A creative illustration of a quantum computer. | Photo Credit: Getty Images/iStockphoto The United Nations has said 2025 will be designated the ‘International Year of Quantum Science and Technology’. In a statement, the body said the initiative will be “year-long”, “worldwide”, and that it will “be observed through activities at all levels aimed at increasing…
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In this undated photo, an African elephant family comforts a calf in Samburu National Reserve, Kenya. A new study in Nature Ecology & Evolution demonstrates that elephants respond to individual names, one of the few animal species known to do so. | Photo Credit: AP Over the years, researchers who study elephants have noticed an…
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Heat is animus. It was there at the birth of the universe, and its death will be the universe’s death. It is impossible to overstate its importance — both throughout human history and across modern technologies. The innovation of steam-powered pumps and engines in the 17th and 18th centuries, reaching the first of many summits…
Read More “What is heat? How does it animate engines and global warming? | Explained” »
An image captured by SUIT and VELC instruments (Aditya-L1 mission) shows dynamic activities of the Sun during May 2024. | Photo Credit: ISRO Two of the remote sensing payloads on board India’s maiden solar mission Aditya-L1 have captured images of the Sun and its dynamic activities during the solar storm, which occurred during the month…
Read More “ISRO releases images of Sun captured by Aditya-L1 during May solar storm” »
Microalgae are “under-exploited crops” and do not compete with traditional food crops for space and resources. Representative image. | Photo Credit: Reuters CSIR-Indian Institute of Chemical Technology (IICT) scientists have spotlighted the potential of Chlorella Growth Factor (CGF), a protein-rich extract derived from the microalgae ‘Chlorella sorokiniana’, as an ideal ingredient for a wide range of…
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Scientists have designed a magnetic resonance imaging (MRI) scanner that costs a fraction of existing machines, setting the stage for improving access to this widely used diagnostic tool. A MRI helps visualise minute details in the human body, with which doctors can diagnose disorders and select treatments for the brain, the heart, various cancers, and…
Read More “New low-cost MRI machine can improve access to diagnostics in India” »
Portrait of Robert Brown. | Photo Credit: WELLCOME LIBRARY, LONDON / Wikimedia Commons Even a little over 200 years ago, the world was very unlike what we are used to everyday now. Instant communication was inconceivable. Getting from one place to another was often a slow, laborious process. And vast spaces were still uncharted. Australia…
Teleophthalmology is helping eye care reach large, under-served populations The eastern train corridor is a lifeline that connects Northeast India, West Bengal and Orissa with the Southern States. Train travel along this route offers many scenic wonders, with the train track passing right on the edge of the 900 sq. km Chilka lake. Another interesting…