Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

Webb’s new images of the Bullet Cluster reveal the most detailed dark matter map yet, shedding light on cosmic collisions and ...

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, ...