Did a flying saucer just land at NASA? It sure looks like it.

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

Neil deGrasse Tyson challenges recent UAP disclosures, urging officials to provide concrete evidence of extraterrestrial life ...

The Pentagon just released what they're calling never before seen UFO files, including videos, images, and original documents ...

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

美国国家航空航天局（NASA）2014年拍摄的火星影像近日在网络上引发热议。有网友声称，在画面中发现一个形似“枪支”的神秘物体，甚至有不明飞行物（UFO）研究者进一步宣称，NASA派遣探测车前往火星的真正目的，是为了寻找这一疑似外星文明遗留的“武器”。 机会号拍摄到火星疑似出现枪枝的照片。 （撷取自X @EvanKirstel） 据《每日邮报》报道，引发讨论的照片来自NASA“机遇号”（Oppor ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet K2-18b, most experts do not yet think alien life has probably been found.

A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to rule them out. From misidentified rocket boosters to blurry moon maps, it ...