How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

So much happened in the earliest moments of the universe. Elementary particles appeared, the first nuclei of hydrogen and ...

Such an exponential expansion may seem minor, but it is equivalent to a grape in the palm of your hand swelling to become ...

Theorists have found that a “warm” version of cosmic inflation is consistent with known physics, linking it to the hunt for ...

Chen Ning Yang, a world-renowned and Nobel Prize-winning scientist who made revolutionary contributions to our understanding ...

Two recently observed black hole mergers, occurring just weeks apart in late 2024, have opened an extraordinary new window ...

Twin black hole collisions detected in 2024 have provided the sharpest-ever test of Einstein’s theory while revealing new details about how black holes form and spin.

Scientists from around the world are at Brown to discuss what is known, and what needs to be learned, about the long-sought particle discovered a decade ago.

ASHINGTON (Reuters) -Neutrinos are tiny particles that can pass through everything, rarely interacting with matter.

A pair of distant cosmic black hole mergers, measured just one month apart in late 2024, is improving how scientists understand the nature and ...

LIGO-Virgo-KAGRA detects two black hole mergers with rare spin patterns, offering evidence for hierarchical formation and ...

Japan–US scientists combine T2K and NOvA data to measure neutrino mass gaps with record precision, offering clues to the ...