NASA is tracking a mysterious, fast-moving object entering our solar system, raising questions about whether it's just a comet — or possibly something more advanced. The object, known as 3I-ATLAS, was ...

A never-before-seen video released Tuesday by a member of Congress appears to show a U.S. military Hellfire missile bouncing off a bright, shiny object that was being tracked off the coast of Yemen on ...

Researchers developed a new 3D method that can be used to track fast-moving objects at unprecedented high speeds. The optical setup for their experiments is shown. WASHINGTON — Researchers have ...