How to make free energy light bulbs using magnetic levitation ...

Researchers propose a novel mechanism for non-reciprocal optical devices without magnetic fields through nonlinear non-reciprocal susceptibility. They experimentally achieved self-induced isolation of ...

The colorful northern lights may reveal themselves to a wide swath of Americans Friday night due to an impending solar storm forecast to reach Earth.

Scientists have published a spectacular new polarised light image of the strong magnetic fields spiraling from the edge of the black hole at the center of our galaxy. Seen in polarised light for ...