How Blue LEDs Changed the World
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How Blue LEDs Changed the World
Not only are small, energy efficient LEDs used in almost every piece of modern electronics, they have the greatest potential impact on energy savings globally. But LEDs didn't have much use until the '90s, when Japanese scientists discovered the missing link needed to complete the color spectrum: The blue LED. Video by Robin Fall Like this ...
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Terrifying on Instagram: "On Wednesday, May 21, 2025, a horrifying act of femicide occurred in the Onikişubat district of Kahramanmaraş, Turkey. Eser Karaca, a 42-year-old mother of two who worked as a medical secretary at a private hospital, was brutally murdered by her ex-husband, 44-year-old Atilla Ayıntaplı. Security footage from the facility captured the moment Ayıntaplı entered the hospital carrying a shotgun concealed in a plastic bag. He chased Karaca through the corridors before fatally
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Video fimed during the Bondi shooting on Sunday afternoon has captured audio of a woman comforting a child she didn't know. The woman – Jessica Rozen – told Guardian Australia she was searching desperately for her three-year-old son as the shots rang out at Bondi beach on Sunday. 'I got you, I got you,' Rozen repeats. Rozen had attended the Chanukah by the Sea event with her family when the terrorist attack began that evening, bringing a terrifying end to the day’s Jewish celebration of light. H
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Video fimed during the Bondi shooting on Sunday afternoon has captured audio of a woman comforting a child she didn't know. The woman – Jessica Rozen – told Guardian Australia she was searching desperately for her three-year-old son as the shots rang out at Bondi beach on Sunday. 'I got you, I got you,' Rozen repeats. Rozen had attended the Chanukah by the Sea event with her family when the terrorist attack began that evening, bringing a terrifying end to the day’s Jewish celebration of light. H
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