New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

Why does the universe seem so perfect and finely tuned? This video unravels the scientific principles and cosmic phenomena ...

Record-breaking ultrafast outflow (UFO) winds from a supermassive black hole flung matter across the universe close to the speed of light.

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to be true. Space is stretching faster today than in the past, and the precise ...