Tar balls are washing up on County beaches. Here’s what you need to know about where they come from and why they’re a concern ...

While most of us have seen brown sand on beaches, some have been luckier to witness white sand. However, only a rare few have seen black sand. Here are some places where black sand is found ...

From Arizona's canyons to Utah's buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

Iceland is one of the most incredible places I have *ever* been. Even after traveling to 27+ countries in 5 continents around ...

Though it was far from Juno's closest approach to Io, its flyby last December still led to a fascinating discovery: a massive volcanic hot spot on the moon's southern hemisphere. The volcanic ...

It's a win-win, and it's why everything on iStock is only available royalty-free — including all Basalt images and footage. What kinds of royalty-free files are available on iStock? How can you use ...

A volcano in Hawaii showed a message of love in glowing lava, according to a photo shared on Facebook. Photo by Tolis Dianellos on Unsplash A volcano in Hawaii that’s been erupting since ...

With coastlines along the Mediterranean, the Atlantic, and beyond, Europe is home to some of the world’s most beautiful beaches. From golden stretches of sand to rugged cliff-backed shores, the ...

A miles-wide volcano off Oregon’s coast could erupt “soon” say scientists who’ve been tracking it for decades. The Axial Seamount is a massive undersea volcano that reaches more than 3,600 ...

The alien landscape was formed by volcanic eruptions when molten lava cooled and cracked into the iconic hexagonal basalt columns ... breathtaking landscape of sand, rock, and salt flats.

From Earth, they do look like oceans, but they are actually vast plains of volcanic basalt. Scientists think the maria were created when objects smashing into the Moon's surface triggered extensive ...