[/caption]Astronomers have uncovered yet another clue in their quest to understand the Universe's early life: the most distant quasar ever…
[/caption]One of the consequences of Einsteins theories of relativity is that everything will be affected by gravitational potentials, regardless of…
[/caption] This time it was the gravitational redshift part of General Relativity; and the stringency? An astonishing better-than-one-part-in-100-million! How did…