In 1929, Edwin Hubble discovered from observations of distant galaxies that the Universe was expanding. This baffled astronomers and the public alike. Then in 1998, another wrinkle: Two different ...

Cosmic inflation tries to describe one brief but crucial phase in the Big Bang that launched the universe onto its expansion course. Many textbooks and science educators have attempted to describe the ...

How to envision travel across the Visible Universe and beyond.<BR><BR>Space is big ... everyone knows that.<BR><BR>Consider your wardrobe. 2 metres high, 2 metres wide, 1/2 a metre deep. 2 cubic ...

Dark matter is understood to interact “feebly” with the visible universe, but was that always true? Physicists have modeled the inflaton—a theoretical space scientists use to examine the period ...

Researchers have long suspected a connection between information and the physical universe, with various paradoxes and thought experiments used to explore how or why information could be encoded in ...

A few hundred million years after the Big Bang, a thick fog of hydrogen gas shrouded the newborn universe in darkness. Stars had begun to form in the densest clumps, but the surrounding gas muffled ...

The Universe is big, as Douglas Adams would say. The most distant light we can see is the cosmic microwave background (CMB), which has taken more than 13 billion years to reach us. This marks the edge ...

To the eye, it's no more than a tiny red blotch. But the team that found it believes that it may have formed just 300 million years after the Big Bang. Share on Facebook (opens in a new window) Share ...

Cosmic inflation tries to describe one brief but crucial phase in the Big Bang that launched the universe onto its expansion course. Credit: Christine Daniloff / MIT / ESA / Hubble / NASA Many ...

In a new study published in The Open Journal of Astrophysics, scientists have unveiled a new mapping of the universe’s ...

WASHINGTON, D.C.–Scientists using the NASA Swift satellite and several ground-based telescopes, including Palomar Observatory’s robotic 60-inch telescope, have detected the most distant explosion yet, ...