The origins of life on our planet remains one of science’s great mysteries. Now, a NASA mission that brought a piece of an ...

Venus, Mars and Mercury have a discussion about Earth, and why it's the only planet in the Solar System that can support life: the goldilock zone.

Exploring the transformation of Earth from a volcanic hellscape to a potential birthplace of life during the Hadean era.

all the way to another planet far. And, as if that weren't interesting enough, one crew is also thinking about what this ejecta can hold. Earth ejecta, for instance, could hold Earth life.

and at least a quarter are Earth-size planets in their star’s so-called habitable zone, where conditions are neither too hot nor too cold for life. With a minimum of 100 billion stars in the ...

Phosphorus, the vastly underappreciated 15 th element on the periodic table, is essential to all life as we know it ... composition of a small, earth-sized planet outside our Solar system ...