"One explanation is that the Universe was born rotating. That explanation agrees with theories such as black hole cosmology, which postulates that the entire Universe is the interior of a black hole.

Astronomers have discovered the smallest dwarf galaxy ever seen. It is a mystery how the satellite galaxy of Andromeda ...

That's because dwarf galaxies this small should have been destroyed in the hotter and denser conditions of the early universe. Yet somehow, this tiny galaxy survived without being fried.