来自MSN4 个月
The spinning of Earth's inner core is slowing down. Is this how it all ends?
As the waves passed through the heart of the planet, they were recorded on 400 seismometers positioned at the other end of the globe in Alaska ... that the rotation of Earth's center has stalled ...
IFLScience on MSN7 天
Why Is Earth's Magnetic North Pole Moving Eastwards Across The Globe?
Over the past centuries, Earth's magnetic north has been drifting east at an accelerating pace, shifting thousands of ...