Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

A rare ring of light surrounding a galaxy nearly 590 million light-years away from Earth has been discovered by a space ...

The ring of light surrounding the centre of the galaxy ... This gravitational lensing effect is bigger for more massive objects – galaxies and clusters of galaxies. It means we can sometimes ...

So, he did what any good hacker would do and came up with a solution: a light ring for his Dremel. Yes, [pinomelean] does prefer to drill his PCB holes by hand with a Dremel. Since he was already ...