In the vast expanse of our galaxy, between 10 and 50 billion potentially habitable worlds await discovery, presenting a daunting challenge for scientists like Bill Diamond, the chief executive of the US-based Seti Institute. At the helm of the Search for Extraterrestrial Intelligence (SETI), Diamond grapples with the intricacies of a cosmic quest that is nothing short of a needle-in-a-haystack endeavor. SETI’s mission transcends the confines of our solar system, venturing into...