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The genius behind every turn: How Einstein keeps Google Maps accurate

Global Positioning System (GPS) satellites continuously beam down ultra-precise timestamps, each message essentially saying, "It was 12:00:00.000001 when I sent this." ...

You can see a ‘rare double comet’ this month – here’s how

According to StarWalk, the best time to observe Comet Lemmon is from October 12 (today!) until November 2. The stargazing website predicted it could be the ‘best comet of 2025’. It will be near Earth, ...