In 2024, researchers reported another far-off world that smells like rotten eggs. HD 189733b, some 64 light-years from Earth, ...

A small group of distant worlds may hold the clues to life beyond Earth. Astronomers searching for life beyond Earth have ...

A breakthrough animal embryo transfer proves a high-tech lifeline for the northern white rhino and sparks important ethical ...

Astronomers have just revealed the most promising places in the universe to search for extraterrestrial life, identifying almost 50 rocky worlds that are most likely to be habitab ...

We may have been missing signals from intelligent aliens because of solar wind. Researchers from the Search for Extraterrestrial Intelligence (SETI) Institute say this means we have been watching for ...

It’s been a big week for aliens in Washington. In a podcast that aired last weekend, former President Obama revealed that he believes in extraterrestrial life. Days later, President Trump declared ...

For nearly five decades, Steven Spielberg has helped define what alien stories mean to movie audiences. Sometimes they arrive as cosmic miracles. Sometimes as existential threats. Sometimes as ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf star from view, after it drastically dimmed a sun-like star for around nine ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...