THEY NEED US — U.S. President DONALD TRUMP ’s foreign policy realignment away from traditional American allies has forced ...

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 United States purchased Alaska from Russia in 1867 for $7.2 million, securing access to the Pacific northern rim and ...

As a "quiet crisis" unfolds along the U.S.-Canada border, one expert advocates for the harnessing of cutting-edge ...

During a partial solar eclipse, the moon passes between the sun and Earth. The moon casts a shadow on Earth and only partly ...

A partial solar eclipse was visible across Europe on Saturday, as well as western Africa, eastern North America and northern ...

The eclipse will stretch from eastern Canada to northern Russia, and potentially be visible in most of Europe and some areas ...

Scientists must journey to remote islands in the middle of the Bering Sea, braving uncertain conditions, to reach the ...