🕳️ Baby Giants: How The Early Universe May Have Built Massive Black Holes
New simulations suggest the cosmos had a clever way to make big black holes very soon after the Big Bang
New simulations suggest the cosmos had a clever way to make big black holes very soon after the Big Bang
New modeling points to a lean, rapidly rotating giant powering our galaxy’s center
How smashups of ultra-dense stars could power the most explosive flashes in the universe
SN 1987A’s silence in gamma rays set powerful limits on how neutrinos behave
A fresh look at nearby galaxy clusters finds matching patterns—and a giant southern supercluster sitting beside a vast cosmic void