This 2023 satellite photo shows the heart-shaped Spirit Lake, which was transformed by the cataclysmic eruption of Mount St.

Scientists of course cannot cut into Earth and directly observe its insides. Instead, their knowledge is inferred from the ...

Cave art has mesmerized people for so long, but a talented creator has turned New Mexico's underground into settings for ...

The first full draft of the assessment, on the state of America’s land, water and wildlife, was weeks from completion. The ...

Scientists found that the inner core’s structure changes as it rotates. It deforms at its border, potentially accumulating ...

The Finnish writer Tove Jansson returned from a U.S. trip with a new perspective on home—and an enduring novel.

Maps are ubiquitous—on phones, in-flight and car displays, and in textbooks the world over. While some maps delineate and ...

President Donald Trump promised voters an administration that wouldn't waste precious American lives and taxpayer treasure on ...