Every piece of sea glass has a story − but sea glass could be on the decline. Olga Pankova/Moment When you stroll along a beach, you may look down and spot colorful bits of worn glass mixed in with ...

Some believe they are mermaids — half woman, half fish — fairies of the sea. The Greek god Neptune, the controller of winds and storms, ruled the sea in tales of old. Mermaids were his maidens. If a ...

Across the world’s continental shelves, archaeologists are racing a rising tide of development and climate change to map and protect drowned landscapes that once held thriving communities. What was ...