Astronomers have made a groundbreaking discovery of a ‘dark object’ concealed within a warped ‘Einstein ring’ located 10 ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

Researchers have found a suspected clump of dark matter lurking within the luminous halo of a well-known "Einstein ring." The ...

The model questions the popular inflation theory, which most experts believe was facilitated after the universe's birth. The ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely accepted worldwide by ...

Here’s what you’ll learn when you read this story: Einstein’s Theory of General Relativity, an immensely important update to Newton's Law of Universal Gravitation, is currently our best approximation ...

Nobel laureate Kip Thorne, who will deliver the Royal Irish Academy 2025 Hamilton Lecture, on his lifelong quest to understand more about space ...

Astronomers have uncovered what may be the most massive black hole ever found, 36 billion times the mass of our Sun, hidden at the heart of the Cosmic Horseshoe galaxy. Located 5 billion light-years ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a different path.

Einstein was a great thinker who made plenty of mistakes—errors that sometimes led to more meaningful discoveries in physics, ...