Around the black holes, particles whirling around magnetic field lines give off a polarisation pattern, allowing astronomers to see what is happening in black hole regions in increasing detail and ...

Reader Jayant Bhalerao, a college physics instructor, found the story useful in class: “We will share it with our students, so that they can appreciate how ...

If the current-carrying wire is placed in a magnetic field (whose lines of force are at right angles to the wire) then it will experience a force at right angles to both the current direction and ...