Life found 31,000 feet below the ocean: A hidden world of deep-sea creatures thrives without sunlight

Scientists discovered deep-sea life in the Pacific Ocean. The ecosystems exist over 31,000 feet below. These organisms survive without sunlight. Chemosynthesis provides energy for life. The Fendouzhe submersible aided the research. The discovery challenges previous biological limits. It reveals life's adaptability in extreme conditions. Researchers documented unique creatures like tube worms. This offers insights into Earth's mysterious habitats.