Black holes

Katie Bouman: Scientist speaks about 'super cool' black hole image
Computer scientist Katie Bouman is part of the team behind the first-ever image of a black hole.
The first ever picture of a black hole
Astronomers have taken the first ever picture of a black hole at the heart of a distant galaxy.

What is a Black Hole? And where are they?

As the first photo of a Black Hole is unveiled, Good Morning Wales goes back to basics
Astronomers have taken the first ever image of a black hole, located in a distant galaxy.
It measures 40 billion km across - three million times the size of the Earth - and has been described by scientists as 'a monster'. Good Morning Wales asked Elizabeth Pearson from Sky at Night magazine exactly what Black Holes are - and where they are - and what we might learn from this new image.