Black aurorae are a mysterious phenomena, creating dark rings, shadowy waves, and black blobs that contrast with ... opposite of those in the normal aurora, hence their other nickname "anti ...

When the CME's cloud of electrically charged particles passes the Earth, some are drawn to the magnetic poles and interact with atoms and molecules in our atmosphere, causing the aurora borealis ...

Known as large low-seismic-velocity provinces (LLSVPs), these blobs are both hotter and older than nearby areas of the mantle. The findings, published Jan. 22 in the journal Nature, shed light on ...