The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier ...

"Awards like these are a critical component of our incubator program for future missions, which combines government ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

"There are incredibly tantalizing samples in the Perseverance rover's cache that could revolutionize our understanding of ...