Some stars are too big to make black holes.
Astronomers are detecting black holes that are too small to have formed in supernovae.
What made this star fade from view for months?
A global effort to monitor the cosmos.
What I actually do for a living.
A few thoughts on the uncertainty of the new year.
We're taking a short break.
New images of a young star could tell us a lot.
Studying what's left can tell us about dark matter.
But what will it actually see?
