While her full name has not been revealed throughout the series, Penny ends up taking the name Hofstadter after marrying Leonard.

The Big Bang didn't emerge from a particular location ... begrudgingly — made the unfortunate mistake of adopting a name for the theory that even evokes the sound of a gunpowder blast.

People talk about the universe starting with a Big Bang, but how could we possibly know anything about an event that happened billions of years ago – before our planet was even formed?

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 ...

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 ...