How does a black hole generate a magnetic field and how can it be measured and visualized? Alan CroftSeattle, Washington As ...

Sound waves escaping the sun’s interior create fountains of hot gas that shape and power a thin region of the sun’s atmosphere which appears as a ruby red “ring of fire” around the moon during a total ...

Fig. 2. Magnetic fields of ring-shaped magnets. (A) Distributions of the magnetic induction vector field, (B) the magnetic induction magnitude, and (C) the magnetic gradient magnitude for a ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Using 11 years of magnetic field measurements from the ...

The universe is soaked in weak-but-persistent magnetic fields. Despite decades of research, astronomers still aren't exactly sure where these magnetic fields came from. But new research suggests they ...

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