Category Archives: Electromagnetism

Why Is There Magnetite in the Human Brain?

Good question. The general consensus seems to be that it enables a primitive form of magnetoreception, Kirschvink thinks magnetite is the key. Receptor cells containing crystals of magnetite could register changes in magnetic fields and report this information to the … Continue reading

Posted in Consciousness, Electromagnetism, Human Evolution | 7 Comments

Artificial Neural Nets and Learning

This article, Artificial Neural Nets Finally Yield Clues to How Brains Learn, appeared a few months in Quanta Magazine and never got around to commenting on it until now. It has this image is in it. The article is primarily … Continue reading

Posted in Consciousness, Electromagnetism, Human Evolution | 4 Comments

Electromagnetism Is a Property of Spacetime Itself

This is an interesting article, although I’m not sure I understand all of the ramifications of it. The link between general relativity and electromagnetism becomes clear by assuming that the so-called four-potential of electromagnetism directly determines the metrical properties of … Continue reading

Posted in Electromagnetism | 18 Comments