Yet these basic precepts, when applied to the Universe as a whole, meet with an apparent paradox. The Universe, cosmologists believe on strong evidence, existed some 13 billion years ago in a hot ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one physicist says he has resolved them.

Humans have always wanted to change the past or future. However, as much as we might like to travel through time, this concept raises paradoxes (things that don’t make sense) and philosophical ...

A paradox at the heart of quantum physics has been tested in an extraordinary fashion, pushing the boundaries of human ...

The Fermi Paradox mentions the contradiction between ... There are likely trillions of planets in the universe that have a developed eco-system like Earth, however we are not in contact with ...

The Fermi Paradox contemplates the weirdness of our galaxy seemingly being devoid of intelligent alien life, but Many Worlds Theory, Multiverses, Parallel Universe, and Alternate Realities may ...

But, according to one scientist, the paradox may not even be possible in ... but we live in a quantum universe, and quantum rules all (even in ways we don’t understand just yet).

Fermi was a Nobel Prize winning physicist famous for quickly estimating answers to questions, like how many heart beats are ...