Why are scientists taking unidentified aerial phenomena seriously? Because every answer matters for science, national security, and the people whose lives are changed by these experiences.

This video explores what alien life might actually look like if evolution, physics, and planetary environments are allowed to do their full work. Instead of defaulting to humanoid creatures, it looks ...

Modern astrobiology suggests that alien life would evolve under many of the same ruthless pressures that shaped organisms on Earth. Scientists expect traits like symmetry, vision, camouflage, ...

Harvard astrophysicist Avi Loeb has been appointed as the head of a new White House group to study UFOs, or unidentified ...

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

From Nevada’s Area 51 mythology to McMinnville, Oregon’s UFO Fest, alien lore continues to turn curiosity, conspiracy, and ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

Explaining the passage of time has been a gnarly problem in physics basically forever, but physicist and computer scientist ...

In an experiment to see if AI can detect and even confirm alien life, the answer is a resounding yes. The rest of this ...

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

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...