As the National Air and Space Museum built its collection and its identity, it also needed to find its footing as a place for science and research. In the third episode of our four-part limited series ...

Ancient volcanic rocks from Western Australia suggest that water was reaching deep into Earth’s interior more than three billion years ago, influencing magma formation long before modern plate ...

This analysis indicated that the darkened sections didn’t vary significantly according to the type of plant involved—a ...