hubble constant
New Data Suggests Our Fundamental Model of the Universe Is Wrong, And Scientists Are Racing to Solve It
New observations are forcing scientists to try and resolve emerging tensions in our current model of the universe.
'Dark Sirens' In Space Can Solve a Huge Mystery In Spacetime, Scientists Propose
Ripples in spacetime caused by black holes colliding in darkness could help scientists clock the expansion of the universe.
A Strange Pair of Dead Stars Might Just Solve Key Mysteries of the Universe
Where did the elements that make up our bodies come from? How fast is the universe accelerating? A pair of dead stars, among the weirdest scientists have seen, could point toward the answers.
We Actually Live Inside a Huge Bubble in Space, Physicist Proposes
What if the Earth, the galaxy, and all the galaxies near us were enclosed in a weirdly empty bubble? This scenario could resolve some longstanding questions about the nature of the universe.
This Huge Telescope is Built Like A Halfpipe and Hunts for Dark Energy
Dark energy is driving the accelerating expansion of the universe. No one knows what it is.
The Expansion of the Universe Appears Faster Than We Thought
The results of a new study are close, but slightly faster than, the generally accepted rate.