From rock layers to radioactive decay, scientists use a blend of dating techniques to piece together Earth's history. Relative dating reads the sequence of layers, while absolute dating measures time ...

(Reuters) -Researchers have unearthed near Lake Turkana in northern Kenya fossils of hand and foot bones belonging to an extinct human relative dating to 1.52 million years ago, revealing that this ...

Fossils can reveal traces of an ancient world, but their exact age is not always easy to discern. Palaeontologists have traditionally relied on a range of methods to date fossil sites, some more ...

Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...