"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Inspired by the field of optogenetics, which controls certain genetically altered neurons with light, ...

New computer simulations suggest the first magnetic fields that emerged after the Big Bang were much weaker than expected — containing the equivalent magnetic energy of a human brain. When you ...

Researchers have developed a gene therapy technology that uses magnetic fields to switch groups of neurons on and off, controlling brain circuits affected by Parkinson’s disease. In addition to ...

A laser trick in nanometer-thin magnets hints at faster storage and computing without exotic laboratory conditions ...