Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

From budgetary issues to wanting to recast Sigourney Weaver as Ellen Ripley, James Cameron’s version of Aliens almost never ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

What would life really be like on a Super Earth? In today’s wild new episode, we drop you onto a massive alien world where ...

One that caught attention from many was a type of sea mollusk that washed ashore on South Padre Island in late May.

Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Caught in the dragnet are the immigrants who have built lives in the country — they have U.S.-citizen children, they own local businesses, they pay taxes.

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Even though these characters only appeared in a single episode of a "Star Trek" series, they left an unforgettable mark on ...