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HOW ERATOSTHENES MEASURED THE EARTH
Over 2,000 years ago Eratosthenes, the ancient Greek scholar, measured the Earth's circumference with just a stick, sunlight and simple mathAncient Greek scholar Eratosthenes calculated Earth's circumference using sunlight and geometry. He observed shadows in Syene and Alexandri...- NAN MagneTech to invest Rs 1,250 crore in Andhra Pradesh for rare earth magnet plantNAN MagneTech will invest Rs 1,250 crore in Andhra Pradesh for a new facility. This plant will be India's first integrated rare earth magne...
- Bengaluru's ancient rock older than dinosaurs and Himalayas: 3.4-billion-year-old Peninsular Gneiss in Lalbagh is among Earth's oldest exposed crust; formed before oxygenInside Bengaluru's Lalbagh Botanical Garden stands a rock formation estimated to be between 3.0 and 3.4 billion years old, making it one of...
- NOAA northern lights forecast: Northern lights could light up skies across the US and Canada tonight; here's when and how to watch on your smartphoneNorthern lights forecast: A minor geomagnetic storm is expected to create favorable conditions for the aurora borealis. Skywatchers in part...
- UK PM Burnham unveils energy tax cut, tells ministers to cut living costsAndy Burnham became Britain's new prime minister and announced an energy tax cut. This policy aims to reduce the cost of living for househo...
- Quote of the day by Queen's Freddie Mercury: 'When I am dead, who cares? I do not. Are they going to...' Music icon reflections on life's impermanence and the fleeting nature of fameQuote of the day by Freddie Mercury: The lead vocalist of British rock band Queen, Freddie Mercury's quote challenges the human obsession w...
- NASA climate data copied to Swiss supercomputer for AI training amid US funding cutsResearchers have copied massive quantities of publicly-available climate and environmental data from NASA onto a Swiss supercomputer to tra...
- Seismic waves reveal hidden 100-million-year-old magma pathways beneath world's largest oceanic plateauScientists found ancient magma pathways beneath the Ontong Java Plateau. These preserved underground structures show massive volcanic activ...
- New Jersey meteorite that crashed through a family's roof turns out to be one of America's most important space rocks; Scientists discover building blocks of life insideA meteorite that crashed into a New Jersey home contains carbon-rich compounds, amino acids and other prebiotic molecules linked to the ori...
- LHS 1140 b Distance, Temperature, Gravity: What we know about an Earth-like place that has atmosphere, rocksLHS 1140 b: Astronomers have confirmed an atmosphere around a rocky exoplanet. This planet, LHS 1140 b, orbits within its star's habitable ...
- Atlantic Ocean discovery: Scientists uncover hidden source behind Lost City vents, offering clues to life beyond EarthScientists discovered superheated water deep beneath the seabed near Lost City. This water's chemical makeup matches the vents, indicating ...
- NASA issues major solar storm warning: Decades-old theory about Earth's defenses may be an illusionNew research suggests Earth's reaction to solar storms might be limitless. Scientists previously believed a ceiling existed for these power...
- Glaciers were found moving across the Himalayas from space; scientists just uncovered a 58,500-year-old collapse hiding in the same mountainsSpace images reveal Himalayan glaciers flowing downhill, a dynamic process previously unseen. These ice masses feed vital rivers relied upo...
- Scientists discover four new stars right next to Earth: White dwarfs were hiding behind brighter red dwarfs; discovery made using Hubble's ultraviolet cameraAstronomers from the University of Warwick and University of Colorado Boulder have found four white dwarf stars hiding in binary systems wi...
- Space jam: 'Raspberry sugar' discovered near the centre of the Milky Way; what scientists say about life's building blocks forming before planets existedA sugar molecule found in raspberries has been detected near the Milky Way's center. This marks the first time the molecule has been identi...
- Tired of ants taking over your home? This natural powder could help eliminate them without harsh chemicals in minutesDiatomaceous earth offers a natural solution for household pest problems. This fossilized diatom powder dehydrates insects, providing effec...
- Rare earth minerals explained: Why are they the world's most strategic resources?Rare earth minerals explained: Rare earths are vital for modern technology and defense applications. China dominates global processing, cre...
- Scientists detect Earth's deadliest extinction signs in today's oceans: Great Dying started with warming seas and oxygen loss; 70% of land animals vanishedA Stanford-led study has provided the strongest evidence yet that warming oceans and declining oxygen levels caused Earth's largest mass ex...
- China's Tianwen-2 captures first close-up image of Earth's quasi-moon ahead of historic sample missionChina's Tianwen-2 spacecraft has reached Kamo'oalewa, a temporary quasi-moon of Earth. The mission faces challenges due to the asteroid's s...
- LHS 3844b: Scientists find a bizarre 'tidally locked' planet that could host life, but it never has a day or nightA distant planet, LHS 3844b, shows one side perpetually scorched and the other frozen. Researchers suggest its internal geology could circu...
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