Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold ...

In a world where towering waterfalls like Niagara Falls and Angel Falls capture our imagination, there is one waterfall so ...

It's been covered in ice for 34 million years. But scientists are finally uncovering what Antarctica's landscape really looks like - and it's not what they expected.