"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

The battle over birthright citizenship is a battle over its exceptions. The 14th Amendment’s first sentence proudly proclaims that “[a]ll persons born . . . in the United States, and subject to the ...

Humans have practiced head shaping for tens of thousands of years, and anthropologists are beginning to uncover clues as to ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

This ship was huge. It was like a city-sized ship. And there was hundreds of beings on board,” said Debbie Solaris, a military veteran and one of six panelists sharing their alien encounters with a ...

Over hundreds of thousands of years, humans somehow evolved a type of intelligence found nowhere else in the animal kingdom, at least on Earth. According to the most famous theory describing the ...

Former President Barack Obama said he did not see evidence that aliens "have made contact with us," after sending social media abuzz by saying aliens were real on a podcast over the weekend. During a ...

Former US President Barack Obama said he’s seen no evidence that aliens have made contact with Earth, clarifying his position on extraterrestrials after comments he made in a podcast went viral. Obama ...

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 ...

We may not have found any definitive proof of extraterrestrial life just yet, despite plenty of hope among scientists. But if we were to ever come to an answer in the form of alien biology or ...

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like? Evolution tends to solve the same problems with similar designs, and ...