A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Group set up by Harvard professor Avi Loeb to advise White House, Pentagon, FBI and American intelligence community on ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from anywhere nearby. Called 3I/ATLAS, it was travelling so fast and on such an ...

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word was mistaken for “canals,” and suddenly people believed Mars showed signs of ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A NASA astronaut preparing for a grueling eight-month stint in orbit ...

The search for alien intelligence is entering a new phase as scientists expand beyond traditional radio signal searches and explore new ways to detect advanced civilizations. This documentary examines ...

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: ...

Newly released UFO (UAP) files are sparking global debate after reports suggest that China and Russia may have retrieved unidentified aerial objects and explored reverse-engineering efforts.rnrnThe ...

Newly released US files suggest Russia and China may be reverse-engineering UFOs, sparking debate on national security and transparency. The files raise more questions than answers about ...