Because we haven't found anything yet, we've started to wonder if dark matter might be lighter or heavier than we thought.

The Universe is expanding faster than ever, and recent findings fuel the ongoing debate among cosmologists. For decades, ...

Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

Space exploration also helps us understand the building blocks of the universe by studying cosmic phenomena like black holes, ...

New research confirms the Universe is expanding faster than theoretical models predict, intensifying the Hubble tension.

Controversial new findings have reignited the longstanding cosmological quarrel involving what astronomers call the "Hubble ...

In a nutshell Astronomers studying the nearby Coma galaxy cluster have found new evidence that the universe is expanding ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners ...

Ever since NASA’s James Webb Space Telescope was launched, it’s been revealing more about the universe than even most ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...