Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

For decades, scientists have searched the skies for signs of alien civilizations. This breakdown looks at why that approach ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

A Tribune review of court filings, databases and other public records detailing the scope of the incursion and typical costs shows how much the federal government has spent since September.

While we wait for Season 2, these are the burning questions I have after the Season 1 finale of Vince Gilligan's Apple TV sci ...

The president asserted broad powers to deport people, impose tariffs, and deploy the National Guard based on his own ...

When we watch Kusimayu joining the hivemind in episode 9, it was a jolt to the system and a stark reminder that acts as a ...

The cosmos is typically a predictable dance of gravity and orbits, but occasionally, a visitor crashes the party with such ...

President Vladimir Putin's epic annual press conference on Friday was punctuated by bizarre moments and occasional barbs from ...