Physicists are closing in on a strange, hidden influence that does not fit neatly into the four familiar forces of nature, and the search is reshaping how detectors are built and where they are ...

Astronomers identified a strange object in the Milky Way that sends out powerful bursts of radio waves and X-rays with steady ...

Physicists have finally confirmed a phenomenon that sounds like pure science fiction: waves that appear to bounce off a sudden change in time rather than a surface in space. The effect, known as a ...