Could Earth have hosted an advanced civilization before humans? This intriguing question is at the heart of the Silurian Hypothesis, a theory that challenges our understanding of Earth’s history. By ...

The Great Void, a vast empty region 300 million light years wide, contains far fewer galaxies than expected. Some scientists ...

It’s one of the most longstanding questions in biology: how did life first arise? Research on the topic abounds, but there’s no one accepted answer. And according to one new paper, the chances that ...

It is book week here at Physics World and over the course of three days we are presenting conversations with the authors of ...

February 12, 2024, Mountain View, CA -- In a paper published in the Astronomical Journal, a team of researchers from the SETI Institute, Berkeley SETI Research Center and the University of Washington ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

For all the talk about life across the cosmos, Earth remains the only confirmed example. That single data point makes your place in the universe feel both ordinary and strange. Two facts sharpen the ...

The search for extraterrestrial life uses radio signals, telescopes, and rovers. The Fermi Paradox questions why we haven't detected alien civilizations. The Drake Equation estimates the number of ...