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 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 ...

Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home. Researchers from the Search for ExtraTerrestrial ...

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 ...

Sites and artifacts are revealing clues to the continent’s recent history. An archaeologist explains the findings and threats to this heritage Amber Dance, Knowable Magazine Big gaps exist in the ...