Scientists have unearthed in a Sahara Desert oasis in Egypt fossils of a long-necked, four-legged, school bus-sized dinosaur that lived roughly 80 million years ago, a discovery that sheds light on a mysterious time period in the history of dinosaurs in Africa.
Researchers have found an ancient shark in the North Atlantic, believed to be 512 years old, which could be the oldest living vertebrate in the world. While the animal was discovered months ago, its potential age was revealed in a study in the journal Science.
The rare frilled shark is considered a “living fossil,” because evidence of its existence dates back to at least 80 million years ago. This summer, researchers found one alive and thriving off the coast of Portugal, adding yet more clues about the resilience of this ancient sea […]