On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

The birth of the universe has been a question that has puzzled scientists for centuries. In a groundbreaking study published ...

When discussing the scale of the universe, we’re immediately faced with an intriguing question: are we tiny beings, or is the ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a ...

UChicago-led study analyzes massive galaxy clusters mapped by the Dark Energy Survey, offers new way to probe cosmic laws ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

He led a team of scientists who helped confirm that a Big Bang was the source of the universe. The discovery earned him a ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that may have sparked extraterrestrial life in the very first galaxies. When you ...