One black hole is nice, but astrophysicists can do a lot more science with 50 of them.
The newly-measured rate of a key nuclear fusion process from the Big Bang matches the picture of the universe 380,000 years later.
Subtle aberrations in the clockwork blinking of stars could become “the result of the century.” That’s if the distortions are produced by a network of giant filaments left over from the birth of the universe.
Physicists have proposed extra cosmic ingredients that could explain the faster-than-expected expansion of space.
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