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length of day

Research reveals that a day on Earth was once only 19 hours long for nearly a billion years.

Research reveals that a day on Earth was once only 19 hours long for nearly a billion years.

Công Luận
23/12/2025
Something deep within the Earth is "stretching" the length of the day.

Something deep within the Earth is "stretching" the length of the day.

Người Lao Động
23/12/2024