duminică, 5 septembrie 2010

Second super-fast flip of Earth's poles found

- SOME 16 million years ago, north became south in a matter of years. Such fast flips are impossible, according to models of the Earth's core, but this is now the second time that evidence has been found. Full story:

* National Geographic: North Magnetic Pole Moving East Due to Core Flux... LiveScience (01 February 2009): Tropical Turtle Fossil Found in Arctic ... Russians order Flight Changes, after Massive Magnetic Shift downs Airliners... BBC: Clues to Antarctica space blast... Antarctica Yields Fossils of a Destroyed Dwarf Planet... National Geographic News (November 19, 2008) - DARK MATTER PROOF FOUND OVER ANTARCTICA?... High-energy electrons captured over Antarctica could reveal the presence of a nearby but mysterious astrophysical object that's bombarding Earth with cosmic rays, researchers say... New Findings: Sudden Antarctica Warming Cycle 15 Million Years Ago: