Charles Darwin had it out for the iguanas of the Galápagos Islands. When the 26-year-old naturalist encountered marine iguanas on San Cristóbal Island in 1835, he repeatedly tossed these “most ...

A NASA planet-hunting mission has unveiled its most detailed map of the sky yet, revealing thousands of potential alien worlds beyond our solar system. The space agency's Transiting Exoplanet Survey ...

This article was featured in the One Story to Read Today newsletter. Sign up for it here. When President Trump promised, in a social-media post in February, “to begin the process of identifying and ...

WASHINGTON (AP) — The Pentagon has begun releasing new files on UFOs, saying members of the public can draw their own conclusions on "unidentified anomalous phenomena." Besides the Pentagon, the ...

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 ...

Former president Barack Obama has a pitch for the world: If aliens ever reach Earth, he believes he would be a good candidate to make first contact. In an interview with Stephen Colbert at the newly ...

WASHINGTON − The Pentagon released "never-before-seen" files on unidentified flying objects, and armchair investigators are furiously combing through them for evidence of "smoking gun" information ...

A NASA planet-hunting mission has unveiled its most detailed map of the sky yet, revealing thousands of potential alien worlds beyond our solar system. Get any of our free email newsletters — news ...