The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

A physicist has claimed NASA edited Apollo Moon photos to erase an 'alien presence' and buried negatives showing UFOs, just as the Artemis programme prepares to return astronauts to the lunar surface.

The search for extraterrestrial intelligence has traditionally focused on detecting radio signals or laser transmissions from distant civilisations. But a new study proposes a very different idea: ...

Pulverised technology from collapsed alien civilisations may lie scattered across the solar system, including on the Moon, a new study suggests. The likelihood of advanced aliens living at the same ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Claims have emerged that NASA pilots were told to destroy photos that may have contained images of UFOs, as other astronauts ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The Trump administration has released more than 160 files relating to ...