Deep beneath our feet, far below the crust and mantle, Earth is quietly sending out a slow magnetic heartbeat. Every seven ...

Following the unexpectedly far-reaching and damaging effects observed during the Starfish Prime nuclear experiment in 1962, electromagnetic pulse (EMP) and especially high-altitude EMP (HEMP) have ...

Electrical and computer engineering researchers have created a magnetic tunnel junction that can be switched by a pulse of light lasting one trillionth of a second—a new record. This advancement holds ...

A single, ultrafast laser pulse has flipped the polarity of a ferromagnet without first heating it to the brink of losing its magnetism, pointing to a new way to write data at extreme speeds with far ...

Researchers from the Indian Institute of Technology Madrashave proposed a magnet-based sensor that would allow scientists to measure the velocity of blood pulse waves within the carotid artery. Each ...

Dharmraj V. Ghodke received an Electrical Engineering degree from Shivaji University, Kolhapur, Maharashtra in 1991. Later, he joined the 35th batchof the Bhaba Atomic Rearch Centre, Mumbai. He ...