It was a contentious, aggressive telephone call, five days before the inauguration of President Donald Trump on Jan. 20.

Thanks to President Donald Trump’s persistent interest in acquiring the Arctic island for the US, people have spent the past ...

Much of this uncertainty is because the ocean processes that control the fate of the sheet occur on an incredibly small scale ...

Stunning discoveries and fresh breakthroughs in DNA analysis are changing our understanding of our own evolution and offering a new picture of the "other humans" that our ancestors met across ...

A U.S. military joint task force did some training recently off the Florida coast, preparing to help rescue astronauts from ...