At cosmological scales, Albert Einstein’s theory of general relativity has given scientists an immensely accurate blueprint ...

For over 100 years, two theories have shaped our understanding of the universe: quantum mechanics and Einstein’s general relativity. One explains the tiny world of particles; the other describes ...

The slower growth of gravitational wells and the accelerating expansion might share the same underlying cause.” In so many ...

Three intertwined time directions may underpin everything, turning space into mere “paint on the canvas” and pushing physics ...

The field of advanced propulsion and gravity manipulation has long captivated the curiosity of scientists, engineers, and ...

In an unprecedented discovery, astronomers have detected a rare exoplanet located at the very edge of the Milky Way galaxy, ...

Neil deGrasse Tyson explains how Newton saw gravity as a force, while Einstein revealed it as warped space-time. A clear, ...

Earlier this year, new research suggested a potential solution to one of the most troubling aspects of modern physics — that "singularities" seem to exist at the hearts of black holes. The idea of the ...

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

Quirks & Quarks features our ever-popular listener question show, where we find experts to answer your questions. But here are ten mysteries that science has yet to answer.