The Earth supports the only known life in the universe, all of it depending heavily on the presence of liquid water to ...

"We show that this design can, in principle, find half of all existing Earth-like planets orbiting sun-like stars within 30 light-years in less than three years." ...

Earth is the only planet known to host life. All living systems depend heavily on liquid water. While single-celled life appeared early, complex life took billions. Human existence is tiny compared to ...

Thousands of exoplanets have been discovered, only a select few show promise. Here we look at some of the most habitable exoplanets ever discovered ranked through their similarity to Earth. The ...

The recent discovery of Earth-like exoplanet Kepler 452-b has caught people’s imagination, with some calling it “ Earth 2.0 ”. But this has led to another new, potentially far more important ...