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 ...

Rising sea levels threaten coastal habitats crucial for wildlife like horseshoe crabs. A Florida study predicts significant loss of mangroves & tidal flats by 2100, impacting crab breeding grounds.

Apart from admiring a particularly stunning beachfront, chances are you've likely never given much thought to sand. But sand, it turns out, is one of the world's most vital natural resources. That's a ...