The ominous depths of the ocean harbor some pretty nasty secrets. Plunder them, and you might find what researchers in Japan just did: mysterious, jet black eggs so smooth and shiny they're like gross little marbles. As detailed in a study published in TK, the eggs — technically egg capsules, or cocoons — were discovered […]
A clutch of tiny black eggs, discovered by a remotely operated vehicle in the abyss of the Pacific Ocean, is the first concrete evidence that deep-sea flatworms exist more than 6,000 meters (3.7 miles) deep.