A research paper, published in the International Journal of Astrobiology, states that Earth may have been sending ...

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...

Scientists have discovered an 'alien' material inside a massive crater on Earth, sparking new questions about how life may have first emerged on our planet.

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...