magnetic field – Alaska Native News

ALMA Reveals Intense Magnetic Field Close to Supermassive Black Hole

By Charles Blue | NRAI, Ivan Marti-Vidal | Onsala Space Observatory, Richard Hook | ESO on Apr 24, 2015 Science/Education

The Atacama Large Millimeter/submillimeter Array (ALMA) has revealed an extremely powerful magnetic field, beyond anything previously detected in the core of a galaxy, very close to the event horizon of a supermassive black hole. This new observation helps astronomers to understand the structure and formation of these massive inhabitants of the centers of galaxies, and […]

Do Weddell Seals Use Magnetic Fields to Navigate?

By National Science Foundation on Dec 27, 2014 At Sea, Featured, Science/Education

Weddell seals have biological adaptations that allow them to dive deep–as much as of hundreds of meters–while hunting, but also an uncanny ability to find the breathing holes they need on the surface of the ice. Now, researchers supported by the National Science Foundation (NSF) believe they have figured out how they do it–by using […]