No one knows exactly what to expect if we encountered other forms of alien life. Would they talk like us? Look like us? Or ...

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar ...

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...