In the remote agricultural region of Serrote do Letreiro in Paraíba, Eastern Brazil, researchers have uncovered a remarkable ...

An international coalition for phasing out fossil fuels says it told the government after the election it would have to quit the group if it re-started looking for new oil and gas, contradicting what ...

An ichthyosaur preserved beneath a Chilean glacier is helping scientists understand the extinct animals and the world around them as a supercontinent broke up.