The present well-established study of planets orbiting stars other than our Sun, the exoplanets, was reviewed by the author in his earlier book Wandering Stars. This new and exciting field of study has expanded quickly, particularly due to technological advances in both Earth-based telescopes and, more recently, in the application of...

As Professor Owen H Wangensteen, one of the greatest academic surgeons of the 20th century, said: You are a true surgeon from the moment you are able to deal with your complications. Prompt and accurate diagnosis, as well as effective treatment, of surgical complications is one of the most important elements of surgical practice. This is...