Is 3I/ATLAS an alien craft or just an extraordinary cosmic visitor? That question has resurfaced after the Central Intelligence Agency (CIA) refused to confirm or deny whether it holds classified ...

In a universe as vast as ours, the arrival of a stranger from the dark usually invites wonder; yet for some, it triggers a deep-seated instinct for survival. When the object known as 3I/ATLAS was ...

Sitting in line behind half a dozen SUVs to gain entry to Nevada's Valley of Fire State Park, I spot a sign out of the corner of my eye and ponder whether or not to draw it to the attention of my ...

This x-ray image from ESA's XMM-Newton spacecraft shows interstellar comet 3I/ATLAS glowing red as gases streaming from the comet collide with the solar wind, producing low-energy x-ray emission. Even ...