Scientists Find a New Way To Hear the Faint “Ringing” of Black Holes
When two black holes collide and merge, they release gravitational waves. These waves can be detected by sensitive…
The universe may contain a staggering 40 quintillion black holes
Astronomers estimate that about 40 quintillion stellar-mass black holes exist within the observable universe, a number written as…
Powerhouse Parramatta home to new observatory with telescopes powerful enough to see distant galaxies
More than two centuries after a famed observatory was built in Parramatta, a new one has been constructed…
‘Cosmic Glitch’ could explain why gravity acts differently across the Universe
Einstein’s theory of gravity may behave slightly differently across distances of billions of light-years, with gravity appearing about…
Astronomers Think They’ve Found the Best Evidence for Dark Matter Yet
Dark matter, the elusive, invisible stuff that astronomers say constitutes roughly 85% of the universe’s mass, doesn’t interact…
Astronomers Discover the Existence of a Black Hole Star
When Soundgarden Wrote “Black Hole Sun,” they may have inadvertently been onto something. In a new paper in…
Neil deGrasse Tyson explains why a Queen song by Brian May is one that scientists love
Released in 1975, Queen’s A Night at the Opera is the band’s top-selling album. It features massive hits,…
Astronomers Discover a Brand-New Type of Object: Part Black Hole, Part Star
At the cosmic dawn, the universe was sprinkled with giant black holes—monstrosities so huge that scientists are still…
Even Black Holes Can Get Indigestion. Unsurprisingly, Their Farts Are ‘Massive’ Expulsions of Gas
Black holes are typically seen as enormous, bottomless pits with an insatiable appetite for cosmic matter—if anything, that’s…
A beam of light can cross the entire universe in no time at all
A photon can cross a billion light-years while accumulating no elapsed time along its path. Special relativity links…