Imagine a star powered not by nuclear fusion, but by one of the universe’s greatest mysteries—dark matter. Scientists have ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

There are new hints that the fabric of space-time may be made of "memory cells" that record the whole history of the universe. If true, it could explain the nature of dark matter and much more ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

Are we living in a cosmic void? New theory suggests our galaxy sits in a giant hole warping the universe's expansion.

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Earth and the entire Milky Way galaxy might be sitting inside an enormous, mysterious void—a giant cosmic hole making our universe expand faster right here than anywhere else. This unusual idea, ...

Emiko Ohnuki-Tiernay discusses rice's profound cultural significance in Japan, tracing its historical roots from ancient ...

The Big Bang theory is the widely accepted explanation of how the universe began, but one question has persisted: What happened before the Big Bang? According to Nobel Prize-winning physicist Roger ...

For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...