For years, scientists have theorized that some black holes could actually be wormholes, and a new study shows that this space ...

A cosmic leviathan stirs across the great, quiet expanse of the early universe. About 12 billion years old, a supermassive ...

In a recently published paper in Physical Review Letters, scientists propose a comprehensive theoretical framework indicating ...

Everything in space—from Earth and the sun to black holes—accounts for just 15% of all matter in the universe. The rest of ...

Crucially, this bounce occurs entirely within the framework of general relativity, which applies on large scales such as ...

Two of the universe’s most extreme objects—black holes and neutron stars—can spiral into cosmic collisions that crack crusts, ...

Black holes twist the very fabric of space and time, bending light cones so drastically that time and space swap roles, transforming the horizon from a place into a moment, and the center into an ...

Black holes aren’t just cosmic oddities—they’re cracks in our idea of reality. So argues Johns Hopkins University philosopher William Egginton, ... Black Holes Show Space and Time Are Not Fundamental ...

A groundbreaking simulation reveals how neutron star mergers forge black holes, generate gamma-ray bursts, and scatter gold ...

A chilling new discovery from the James Webb Space Telescope suggests our universe may be living inside a colossal black hole ...

“This rare event provides an opportunity for astronomers to observe a black hole’s behavior in real time, using X-ray space telescopes XMM-Newton and NASA’s NICER, Chandra and Swift,” said Dr. Lorena ...

The black hole in question lies in the distant Seyfert galaxy PG1211+143, about 1.2 billion light years from Earth. Using the ...