Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature of the universe.

Breakthrough Listen will scan the the skies with the aid of the MeerKAT Telescope. They are targeting a million nearby stars.

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other solar systems, even if that was not their original intention. Five robotic ...

Whenever I tell people I’ve discovered a new exoplanet, invariably the first question is: "Could we live there?" In some cases, it’s very easy to answer with an outright "No". Gas giants orbiting very ...

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...