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The Tiny Bacterium That Turns Toxic Metal Into Pure 24-Karat Gold
For most of us, gold is something we picture in jewelry stores or deep underground, not growing quietly in polluted soil. Yet scientists have discovered a tiny bacterium, Cupriavidus metallidurans, that can survive in places loaded with toxic metals and, in the process, turn some of that metal into pure 24 karat gold. It does…
France Bans Supermarkets From Wasting Food, Turns Trash Into Meals for Millions
In a world where abundance and hunger coexist in uneasy tension, France has drawn a moral and legislative line. Since 2016, it has been illegal for supermarkets in the country to throw away edible food. The policy, born from public outrage and grassroots activism, transformed the simple act of shopping into an exercise in social…
A Filipino Student Developed a Solar Panel Made From Food Waste That Generates Electricity Using UV Light, Even Without Direct Sunlight
In a world racing to decarbonize, solar energy has long stood at the forefront of clean power solutions. But even this technology has its limits—particularly in places where direct sunlight is scarce or unreliable. Enter Carvey Ehren Maigue, a young engineering student from the Philippines, whose award-winning invention could shift how we think about renewable…
Turning Fallen Leaves Into Sustainably Made Paper: Ukrainian Scientist Selected as a Finalist for the Young Inventors Prize 2024
Every autumn, millions of trees shed their leaves—blanketing city streets in gold and crimson, only to be swept up and discarded as waste. But what if those leaves, often burned or left to rot, held the key to one of our most pressing environmental dilemmas? As global demand for paper continues to rise, nearly half…