EarthSky | True polar wander: A shift 84 million years ago
The fossil magnetism of rocks in Italy revealed true polar wander - a major shift in Earth's outer shell relative
Source: earthsky.org
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Te Hikoi Toi: Clay on the riverbank
Mark Amery considers the richness of Whanganui’s art scene with a visit to the Quartz Museum of Studio Ceramics.
Source: stuff.co.nz
Earth Had a Dangerous Axis Tilt 84 Million Years Ago, Shows Research
"Whole portions of the planet could be plunged into darkness or thrown into direct sunlight for months at a time" in an extreme axial tilt.
Source: theswaddle.com
Earth Tipped on Its Side 84 Million Years Ago, New Evidence Suggests
We know that true polar wander (TPW) can occasionally tilt whole planets and moons relative to their axes, but it's not entirely clear just how often this has happened to Earth.
Source: sciencealert.com
New evidence suggest Earth tipped on its side 84 million years ago -- Science & Technology -- Sott.net
Hold on to your hats, because scientists have found more evidence that Earth tips over from time to time. We know that the continents are moving slowly due to plate tectonics, but continental drift only pushes the tectonic plates past each other....
Source: sott.net