Physics
Variable dark energy could explain old galaxy clusters
Dark energy that varies over time could account for puzzlingly heavy galaxy clusters in the early universe
News
Physics
Neutrinos and multiverses: a new cosmology beckons
Opinion
Space
Astrophile: Undead stars rise again as supernovae
News
Physics
Original spin: Was the universe born whirling?
Features
Physics
Glow around black holes could light up dark energy
News
Physics
Physics Nobel winner: We discovered a cosmic mystery
News
Physics
Still-mysterious dark energy takes physics Nobel
News
Space
Will the universe end in a big snap?
News
Space
Ashes from massacred planets hide black holes
News
Physics
Third experiment sees hints of dark matter
For those keeping score, three teams have now found signs of the mysterious stuff in detectors on Earth, while two have not
News
Physics
Antimatter surplus is not dark matter’s smoking gun
News
Space
Black hole caught grabbing a starry treat
News
Physics
Black holes and pulsars could reveal extra dimensions
News
Physics
Time need not end in the multiverse
News