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For roughly a billion years of Earth’s deep past, the Moon’s ocean tides may have slowed the planet while a Sun-driven atmospheric tide sped it up, holding the day near 19 hours — but the rocks preserve a hypothesis, not a stopwatch - Space DailySpace Daily · Sat, 08 Aug 2026 20:30:00 GMTUnderground gases may explain Earth’s most devastating climate changes and mass extinctions - The Brighter Side of NewsThe Brighter Side of News · Sat, 08 Aug 2026 20:07:00 GMTHeat-trapping asteroid dust may have incinerated the dinosaurs within hours - Science NewsScience News · Thu, 06 Aug 2026 13:00:00 GMTLife may have emerged on Earth in one of these two possible ways, scientists say - The IndependentThe Independent · Thu, 06 Aug 2026 10:40:00 GMTNew Theory: Life on Earth May Have Arisen Twice Independently - BGNESBGNES · Wed, 05 Aug 2026 21:03:36 GMTA New Study Points to Two Origins of Life on Earth by Tracing Early Chemical Reactions in Single-Celled Organisms - Smithsonian MagazineSmithsonian Magazine · Wed, 05 Aug 2026 19:13:11 GMT'Only One Conclusion': Radical Study Suggests Life on Earth Arose Twice - ScienceAlertScienceAlert · Wed, 05 Aug 2026 18:06:23 GMTTwo origins of life: Free-living cells may have emerged twice as bacteria and archaea diverged - Phys.orgPhys.org · Wed, 05 Aug 2026 18:00:13 GMT