Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

In the dank depths of Ellison’s Cave, you can find two of the deepest freefall pits in mainland US: Fantastic Pit, which plunges vertically for 179 meters (586 feet); and Incredible Pit, an ...

the age of human impacts," says Dr. Alexandre Pereira Santos from the Human-Environment Relations research and teaching unit at LMU's Department of Geography. "We know that these risks cause ...

7. Gondwanaland got cracked up at the end of the Jurassic era to create all our southern continents, Africa, Australia, and South America, as well as New Zealand, the Indian subcontinent, and the ...

Processes of erosion have led to the formation of distinctive coastal features - we call these erosional landforms. Headlands jut out into the sea as they are made from resistant rock with erodes more ...