A striking optical illusion resembling a floating city or alien spacecraft was captured on camera above the countryside in ...

A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be ...

Archaeologists unearthed two ancient Maya tattooing tools, retouched chert fragments, in a Belizean ritual cave. This ...

Astronomers studying the interstellar comet 3I/ATLAS say it could be a 12‑billion‑year‑old relic formed in near‑absolute‑zero ...

Jordan Flowers claims Russia and China may be reverse-engineering alien technology, raising national security concerns.

Artificial intelligence (AI) is continuing to have a disruptive impact on ever more parts of humanity. But what does it mean in the long run? A new paper, available as a preprint on arXiv from ...

SpaceX sent to space a test version of a spacecraft called Starfall during a sunrise launch on the Space Coast on Tuesday.’ ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life. The problem is not finding the star.

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...