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2020
March
Neat News 2020-72 (added 2020-03-12)
Today a day is 30 minutes longer than 70 million years ago
Public Domain by NASA / Bill Anders
| From remains of fast growing mollusks that lived 70 million years ago, researchers found that a day was then about 30 minutes shorter than today, and a year had 372 days rather than about 365 days now. The change is due to the Moon moving away from the Earth (3 to 4 cm per year). |
