Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...
Scientists have long debated whether most of Earth's vital liquid was delivered via icy comets or was homemade ...
Scientists now question how life’s building blocks first appeared before LUCA, reshaping our search for life beyond Earth.
As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...
Two of the most intriguing questions in science are: How did life on Earth begin? and Is there life elsewhere in the universe? Given the enormous interest in these questions, you might expect that the ...