Big Bang theory, in science, is the idea that all the matter and energy of the Universe ... By about t + 370,000 years, ...

The material of planets and other small bodies is also dependent on stellar nuclear reactions. As Carl Sagan famously said, “we are made of star stuff.” Our scientists investigate the mechanisms that ...

Their theory suggests that dark matter might have originated from a separate "Dark Big Bang," occurring shortly after the ...

Others took notice and named his theory "big bang." LeMaitre's ideas opened more questions, many of which forced physics and astronomy together: What was that primordial atom like? Why would it ...

Stephen Hawking’s 1966 doctoral thesis, Properties of Expanding Universes, represents a cornerstone in the field of cosmology ...

Researchers have proposed a new model that suggests dark matter originated during the infinitesimally short span before the ...

As physicists continue their struggle to find and explain the origin of dark matter, the approximately 80% of the matter in ...

The prevailing theory is that the modern universe formed after a cosmological Big Bang, followed by a period ...

One of the longest-running sitcoms in US TV history is ending after 12 seasons. The Big Bang Theory, which has had more seasons, more episodes and an even longer run than Friends, will air its ...