When you're in need of a break from Madagascar's parks and forests, head to the quaint island of Nosy Sakatia. This tropical oasis – which measures just 1 square mile – boasts an array of orchids but ...

The reason is that 95 per cent of its area is submerged beneath the southwest Pacific Ocean ... However, a team of geologists from all over the world have compiled a new geological map containing ...

Scientists have found new evidence that desertification, potentially linked to global warming, leads to large amounts of ...