The Big Bang may mark an end—not the start—of a previous universe's aeon. Penrose's theory sees the universe as an eternal ...

Did The universe really begin with a bang, a bounce? The theory that the universe is both possibly having endured a sudden ...

Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang ...

The universe seems to be spinning, and that could explain what dark energy is and why it's weakening while revealing our ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

The LSST camera at the Vera C. Rubin Observatory has released its jaw-dropping first images, each capturing 45 times the area ...

A newly discovered radio halo, 10 billion light-years away, reveals that galaxy clusters in the early universe were already steeped in high-energy particles. The finding hints at ancient black hole ...

Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

Guided by fast radio bursts, astronomers at the Center for Astrophysics have mapped how ordinary matter is distributed in the ...

The concept of a rotating universe may hold the key to understanding dark energy and our position within the multiverse.

Step into the heart of Renaissance Italy on a journey that uncovers how curiosity, innovation, and imagination reshaped our ...

Understanding how the universe transitioned from darkness to light with the formation of the first stars and galaxies is a ...