In the end, the Universe becomes a place where gravity and quantum physics slowly turn all mass into faint streams of particles.

A decade-long investigation into puzzling neutrino behavior has now ruled out one of the most widely discussed explanations: the sterile neutrino.

Scientists hunted dark matter and solar neutrinos with one of the largest experiments yet. While the neutrinos likely ...

In 1867, Lord Kelvin pictured atoms as tiny knots in an invisible medium called the ether. That picture turned out to be wrong, since atoms are built ...

Knotted structures once imagined by Lord Kelvin may actually have shaped the universe’s earliest moments, according to new ...

Since childhood, we’ve been told gravity is the force that holds everything together — but what if that idea is incomplete, ...

Before Einstein, before Bohr, there was a Jesuit priest with a telescope and a startlingly modern vision of the universe.

How confusing inevitability with reality built decades of paradox. What if general relativity never actually tells us that ...

A radical new theory begins with a central claim: consciousness is the fundamental field of reality; time, space, and matter ...

(CNN) — The universe’s expansion might not be accelerating but slowing down, a new study suggests. If confirmed, the finding would upend decades of established astronomical assumptions and rewrite our ...

(CNN) — The universe’s expansion might not be accelerating but slowing down, a new study suggests. If confirmed, the finding would upend decades of established astronomical assumptions and rewrite our ...