Hints of life may have just flickered into view from a world 124 light-years away, and the signal is coming through the James ...

The saga surrounding Neptune-size "super-Earth" exoplanet K2-18 b just got a whole lot more interesting. For a quick recap, this is the world a team of scientists recently suggested could host life — ...

One of the strongest signs of life outside Earth was announced this week, but some astronomers cautioned that it is extremely difficult to verify. That raises the question: will there ever come a ...