In an underground lab in a mountainous region of Italy that contains the coldest temperatures known to exist in the universe, ...

Don’t miss these other science mysteries no one has figured out yet. The other 70 percent of the universe is thought to be ...

Why is the expansion of our Universe accelerating? Twenty-five years after its discovery, this phenomenon remains one of the greatest scientific mysteries. Solving it involves testing the fundamental ...

"We have been calling Uranus an ice giant, but we don't really know its nature." Astronomers say they have figured out the true chemical makeup of our solar system, revealing that it contained ...

A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

Scientists may have cracked one of the biggest mysteries in space science, determining that supermassive black holes bent the ...

So, there you have it. The 14 billion-year story of our universe begins with a cataclysmic explosion everywhere in space, which we call the Big Bang. That much is beyond reasonable doubt.

STORY: Inside this underground laboratory, China hopes to win a global race to solve one of the biggest mysteries in particle ... How nature works, and how the universe evolves." ...

A $340,000 National Science Foundation grant will support research led by Cal Poly physics Professor Thomas Gutierrez on neutrinos through the international CUPID (CUORE Upgrade with Particle ...