Most distant and powerful odd radio circle ever found - a massive double ring that could reveal how black holes and galaxies interact.

Prime numbers are sometimes called math’s “atoms” because they can be divided by only themselves and 1. For two millennia, mathematicians have wondered if the prime numbers are truly random, or if ...

At first glance, it looks like an uneven smudge. But when astronomers enhanced the image, sharp edges appeared — two distinct, intersecting rings centered on a compact galaxy. The rings seem to trace ...