Astronomers have found a mind-bogglingly large structure -- so big it takes light 10 billion years to traverse -- in a distant part of the universe.
Something puzzling about a very rare class of distant quasars has been uncovered -- some appear to be sucking material inwards at relativistic speeds, whereas the vast majority of quasars do exactly the opposite. Continue reading →
In an epic quest to understand how supermassive black holes grow so massive, astronomers are using pulsars to detect gravitational waves. Continue reading →
A new and novel theory posits that the Big Bang didn't happen -- but there are some fundamental flaws with this idea. Continue reading →
The deep freeze of interstellar clouds are hothouses of "impossible" alcoholic chemical reactions likely brewed by quantum tunneling. Continue reading →
Earth and its sibling worlds comprise what appears to be a relatively rare breed in a diverse cosmic zoo.
Nothing lights up the cosmos like a supernova. But why does a star explode to begin with?