Astronomers have long since given up on the possibility of intelligent life elsewhere in our own solar system. But they are increasingly excited about the possibility of finding it on planets orbiting other stars. Such planets are called exoplanets. Over 3000 exoplanets have now been discovered and the number increases every year. But for an […]
Philip West studied Natural Sciences at Cambridge and taught for many years in Yorkshire and London. He is now a writer, editor and tutor, and also an examiner for Cambridge International Examinations. He is the course writer for all of the Oxford Open Learning science courses, including the A Level Biology course http://www.ool.co.uk/subject/a-level-biology/