A party hat-shaped object spotted on Mars has sparked fresh debate among scientists, with some suggesting it could hint at something unusual, while others say there may be a far simpler explanation.

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

pt. 1. Function of the arts in contemporary society -- Rational society and irrational art -- The limits of painting -- Style and expression -- pt. 2. Hieronymus Bosch: symbolic integration -- The ...

NBC News' Gadi Schwartz talks to Harvard Professor Avi Loeb about the new images released of interstellar object 3I/Atlas as it passed by Mars and how the government ...