US astronomers say they have found the first direct evidence for the mysterious stuff called dark matter.
Dark matter – which does not emit or reflect enough light to be “seen” – is thought to make up 25% of the Universe.
US astronomers say they have found the first direct evidence for the mysterious stuff called dark matter.
Dark matter – which does not emit or reflect enough light to be “seen” – is thought to make up 25% of the Universe.
