7 -- One second used to be defined as 1/86,400 the length of a day. However, Earth’s rotation isn’t perfectly reliable. Tidal friction from the sun and moon slows our planet and increases the length of a day by 3 milliseconds per century.
8 -- This means that in the time of the dinosaurs, the day was just 23 hours long.
Trump’s grip on the Supreme Court seems to be slipping
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The administration’s early winning streak at the high court may be fizzling.
2 hours ago
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