2025's Biggest Breakthroughs in Physics
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In 2025, physicists spotted a paradigm-shifting new black hole, doubled down on weakening dark energy, and discovered that the Earth's deep interior may be more connected than previously thought, reshaping our picture of the planet’s engine. Watch this year's Biggest Breakthroughs in Mathematics: https://youtu.be/hRpcWpAeWng 0:00 - Little Red Dots The James Webb Space Telescope has found a lonely black hole in the early universe that’s as heavy as 50 million suns. A major discovery, the object confounds theories of the young cosmos. Read more at Quanta Magazine: https://www.quantamagazine.org/a-single-naked-black-hole-rewrites-the-history-of-the-universe-20250912/ Associated paper: https://arxiv.org/abs/2508.21748 04:36 - Weakening Dark Energy Last year, an enormous map of the cosmos hinted that the engine driving cosmic expansion might be sputtering. Now, physicists are back with an even bigger map, and a stronger conclusion. Read more at Quanta Magazine: https://www.quantamagazine.
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