Land of the lost: Hidden lagoon network found with living fossils similar to those from more than 3 billion years ago
The structures are considered to be one of the oldest ecosystems on Earth
462 million-year-old fossilized eyes and brains uncovered in ‘secret’ Welsh fossil site
Researchers believe they've recovered more than 170 species from the site
Fossils of largest-ever marine reptiles found in Swiss Alps
Much about the ichthyosaur, the whale-like massive marine reptile, remains a mystery because very few fossil remains have been found