A large fossilised clam shell, believed to have been formed 180,000 years ago, has failed to sell at auction. The 110cm (3.5ft)-wide shell, found in Kenya in 2017, is considered unusual as both ...

These 336 giant clams, locally known as "taklobo" or "manlet," initially caught the attention of coast guard members when waves revealed some of their shells. Prompted by a hunch that more could ...