Before I read your question, I had never heard of a white hole. So, I scampered over to my friend Vivienne Baldassare to find out more. She’s an astrophysicist at Washington State University. She told ...

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Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang theory. Their proposal suggests our Universe might have formed within the ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when all of space, time, and energy were born from a single infinitely dense ...

What is dark energy? Why does dark energy seem to be weakening? Is our universe part of a larger multiverse? What lies beyond the boundary of a black hole? The universe seems to be rotating, and if ...

The nature of black holes has long been shrouded in mystery, but some astronomers believe the answers are a lot closer to home than expected. A fringe astronomical theory known as "black hole ...

Astronomers may have finally cracked one of the universe’s biggest mysteries: how black holes grew so enormous so fast after the Big Bang. New simulations show that early, chaotic galaxies created ...

When the James Webb Space Telescope sent its first high-definition infrared images back to Earth, astronomers noticed several tiny, glowing, crimson stains. These objects, quickly named “Little Red ...

Astronomers have discovered the oldest and most distant black hole — a behemoth that likely formed at the dawn of the universe, more than 13 billion years ago. Subscribe to read this story ad-free Get ...