Ancient Cooking Stones Help Reconstruct Earth’s Magnetic History

maori-cooking-stones

Cooking stones that line Maori steam ovens in New Zealand are helping scientists study the history of the Earth’s magnetic field. The cooking process generates so much heat that the magnetic minerals in the stones will realign themselves with the direction of the current field.

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Pigeons Ability to Hear Magnetic Fields Finally Linked to the Lagena in Inner Ear

feral-pigeon-in-flight

New research has showed that the individual neurons in the brains of common pigeons could relay crucial information about the Earth’s magnetic field, potentially providing these animals with an internal GPS.

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Antimagnet Cloak Hides Objects from Static Magnetic Fields

magnetic-fields-in-action

Researchers in the journal Science have reported that they can now create a cloak that hides objects from static magnetic fields. There are a multitude of different applications, but some might subvert airport security.

Read more @ SciTechDaily