Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

The Big Bang model begins with a point of infinite density where the laws of physics break down. This is a deep theoretical problem that suggests the beginning of the Universe is not fully understood, ...

"This work is a step toward understanding how quantum mechanics and gravity work together, a major unsolved problem in ...

Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang ...

Human beings have enjoyed a unique and lonely role among intelligences. Do other minds exist in life's other kingdoms? With ...

Professor Enrique Gaztanaga said that the current Big Bang theory was problematic as the laws of physics “broke down” when ...

A groundbreaking simulation reveals how neutron star mergers forge black holes, generate gamma-ray bursts, and scatter gold ...

NASA’s Webb Telescope found early galaxies rotating in the same direction, reigniting theories that our universe may exist ...

The James Webb Space Telescope has observed a surprising alignment in the spin directions of ancient galaxies, challenging the standard cosmological m ...

Scientists now say that thousands of tiny black holes could be whizzing through your home at this very moment.

The universe seems to be spinning, and that could explain what dark energy is and why it's weakening while revealing our ...