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Many of the best robot vacuums for pet hair are on sale for October Prime Day, including our best overall pick, the iRobot Roomba j7+. For more deals, check out our roundup of the best October Prime ...
Aug. 22, 2025 — Astronomers using AI have captured a once-in-a-lifetime cosmic event: a massive star’s violent death triggered by its black hole companion. The explosion, known as SN 2023zkd, not only ...