3 ms·

This was on the front page a couple weeks back iirc: https://www.livescience.com/physics-mathematics/dark-matter/the-universe-had-a-secret-life-before-the-big-b

• jraines 2y ago
  Interesting! It would be nice to solve dark matter & excise inflation in one stroke (or a few strokes). My lay understanding of PBHs—as-dark-matter is that it has been whittled down to a pretty tight range of their masses, though, bounded by “they would’ve already evaporated” and “we’d already have detected them”