You may think that time started 13.8 billion years ago at the birth of the universe, but physicists with alternative ...

Evidence supporting this theory includes the cosmic microwave background, a faint "echo" of the universe's early expansion that scientists can study in detail. While the Big Bang Theory is widely ...

Fresh research proposes that the universe might be teeming with particles that move faster than light, according to ...

Researchers say they've discovered the largest known object in the universe, a galactic superstructure called Quipu.

If scientists confirm an anisotropic expansion, it would challenge the assumption that the universe has no preferred directions.

Leucippus' ancient atomic theory bears striking parallels to the modern Big Bang model showcasing his visionary perspective on cosmic origins ...

LIGO’s adaptive optics system will push laser power beyond 1 megawatt, enhancing gravitational-wave detection and unlocking ...

Belgian cosmologist and Catholic priest Georges Lemaitre made that connection by realizing that the theory of general relativity described an expanding universe. He recognized that space expanding in ...

A unique dataset of Type Ia Supernovae being released today could change how cosmologists measure the expansion history of the Universe.

He deduced that if Einstein's theory were true (and there had been good evidence for it since 1919), it meant the universe must be expanding. In 1927, the year he got his PhD from MIT, LeMaitre ...