Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

Lake Natron in northern Tanzania is a surreal red-hued lake shaped by volcanic minerals and extreme alkalinity, creating one ...

Within a few dozen light years of the Sun, the sky is crowded with stars that could, in principle, host living worlds. I want ...

Learning doesn’t always mean flipping through heavy textbooks or sitting in a long lecture. Sometimes, it just takes ...

Learning doesn’t always mean flipping through heavy textbooks or sitting in a long lecture. Sometimes, it just takes ...

After eons underground, it was discovered by accident. Within a couple of decades, it was already under threat.