Scanning electron microscopy reveals the shape and texture of a quartz sand grain from the Mississippi River. The pictured sand grain is about 200 micrometers in length. (Image credit: Michael Hasson) ...

The SandAI neural network was trained using modern quartz sand and can help unravel the histories encoded in ancient rocks. Shown here are ancient ripples formed by water currents being reworked by ...

Travel is usually associated with the captivation of beautiful scenery, landmark sites, and unforgettable moments. However, ...

What began as a bit of beach sand stuck to Nico Jager’s legs turned into a breathtaking glimpse into nature’s hidden artistry. In a video now viewed over 350,000 times on Instagram, Jager placed ...