This TikToker made an ecosystem jar four years ago. When she finally saw it again, she was surprised to see what was growing—or rather, moving around—in it. What’s in the jar? In a wildly viral video ...

A man created a self-sustaining ecosystem in a sealed bottle that has survived for more than half a century. The story of Englishman David Latimer's long-thriving garden sealed in a glass bottle has ...