"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system. Earth and Theia are likely to have been neighbors." ...

We don’t know for sure, but the answer is inextricably linked to the moment when water first materialized in the cosmos — and ...

How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, three scientists formulate a new model: according to this, inflation, the ...

How did the universe form? A few things we know about the universe: it’s infinite, it’s littered with black holes, and thinking about it can make your brain hurt. And one of those things we don’t know ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...