While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does ...

For decades, many scientists have relied on the "hard steps" model to suggest that intelligent life is rare — the improbable result of a series of unlikely evolutionary leaps. But new research by ...

When people spend their time struggling instead of gaining knowledge, they end up unhappy, no matter how smart they are.

Editor’s note: The Focus on Research column highlights different research projects and topics being explored at Penn State. The following originally appeared on The Conversation. A popular model of ...

When scientists describe “Earth-like” planets, the phrase often brings to mind worlds scattered across the galaxy, quietly waiting to host oceans, forests, and perhaps civilizations. A recent ...

The evolution of humans on Earth may not be entirely exceptional. That is because intelligent life is likely to form if certain planetary conditions are met, a new study suggests. This idea displaces ...