Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just ...

Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...