Explore 25 universe mysteries scientists are still scratching their heads over, from dark matter to the Big Bang's secrets.

We have so many questions about the early universe. Questions like, what did it look like right after the Big Bang? How or why did galaxies come to be? What was the first star? What planet formed ...

LONDON, UK – Cosmologists from around the world will meet at Imperial College London next week to challenge the theories behind the ‘standard model’ used to understand the universe. Speakers at the ...

Physicists have long grappled with the question of why the universe was able to support the evolution of intelligent life. The values of the many forces and particles, represented by some 30 so-called ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Conceptual illustration ...

Investigations into the unknowns of space and time -- and abstract questions around early universe cosmology relating to the Big Bang, black holes and universe expansion -- are focal points of ongoing ...

Using a new framework, astronomers arrived at the most precise measurement of our universe’s expansion rate—but things still don’t add up, they say. Reading time 3 minutes One major, unsolved problem ...

How did we get here? Where are we going? And how long will it take? These questions are as old as humanity itself, and, if they’ve already been asked by other species elsewhere in the Universe, ...