Stephen Hawking's theory of black holes and Richard Gott's theory of cosmic strings give hope to those seeking a route to time travel.Naked Science: Time...
Some scientists believe that black holes may have played an important role in the creation of the universe in this interesting video from BBC science...
Complete video at: http://fora.tv/2008/02/19/Neil... astrophysicist Neil DeGrasse Tyson describes the (hypothetical) experience of death by falling into a black hole.-----Neil DeGrasse Tyson...