Steve Lake envisions a zoo no more than 25 acres, with animals that could withstand the region’s extreme summer temperatures.

When Maureen Long talks to the public about her work, she likes to ask her audience to close their eyes and think of a landscape with incredible geology. She hears a lot of the same suggestions: ...

The desert covers over 3.3 million square miles, which means it's roughly the same size as the entire United States.

Researchers studied the DNA of two 7,000-year-old naturally mummified individuals excavated in the Takarkori rock shelter in ...