Massive Caribbean sea urchin die-off caused by a protozoan parasite: Study

Northern elephant seals sleep just two hours a day at sea

New Study: Your Mindset Can Influence the Outcome of Childbirth

New technique opens the brain to unprecedented neurological treatments: A study in monkeys and human patients shows how the blood-brain barrier can be crossed to allow the delivery of drugs that, in theory, could treat Parkinson’s and Alzheimer’s