An immensely powerful flash detected earlier this year was created by a massive star exploding when the universe was just ...

Thinking about the edge of the universe is one of those ideas that fascinates pretty much everyone. We can map […] ...

No one can say with scientific confidence why we exist or what happens when we die. In fact, scientists have a tenuous grasp on what it even means to be conscious. But our purely human urge to ask the ...