Optical fibers laid under the oceans form the backbone of the global internet, enabling high-speed data transmission across continents. These submarine cables, often no thicker than a garden hose, contain multiple optical fibers capable of transmitting terabytes of data per second. Follow us @unknownthingshere for more #unknownthingshere #internet | Unknownthingshere

They crunch coral into sand, and help beaches form. Meet the colorful parrotfish. | Brut nature

New Coastlines Form | What If

The new documentary film Ocean with David Attenborough, which we are thrilled to have co-produced, takes viewers on a breathtaking journey, showing that there is nowhere more vital for our survival, more full of life, wonder, or surprise, than the ocean. Mark your calendar for the global cinematic release on May 8, coinciding with Sir David’s 99th birthday, followed by the television and streaming global premiere on National Geographic, Disney and HULU in June. | National Geographic Pristine Sea