Add Yahoo as a preferred source to see more of our stories on Google. It’s one thing to sketch dragons on the blank edges of a map, but it’s another thing entirely not to even know where the edge is.

The Perseus Cluster is a massive galaxy cluster located in the constellation Perseus. It is one of the largest structures in ...

The cosmological constant is the mathematical description of the energy that drives the ever-accelerating expansion of the ...

The question of whether the cosmos goes on forever is no longer just a late night thought experiment, it is a live research problem that cuts to the heart of modern physics. Astrophysicists are using ...

Since conventional explanations have failed to pony up dark matter, one physicist is looking towards the unconventional. In a series of two papers, physicist Stefano Profumo of the University of ...

The Big Bang is often described as the explosive birth of the universe—a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What if our ...

The Big Bang is often described as the explosive birth of the universe – a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What if our ...

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