Cryptorchidism (over 90% in some studies). Even after orchiopexy, these may also affect sperm maturation and motility at an older age. The most common diagnostic dilemma in otherwise normal boys is distinguishing a retractile testis from a testis that will not descend spontaneously into the scrotum. Retractile testes are more common than truly undescended testes and do not need to be operated on. In normal males, as the cremaster muscle relaxes or contracts, the testis moves lower or higher ("retracts") in the scrotum. This cremasteric reflex is much more active in infant boys than older men. A retractile testis high in
The War of the Worlds an older world than the Earth, might have become frozen and desolate, conditions that might encourage the Martians to find another planet on which to settle. In 1895 Wells was an established writer and he married his second wife, Catherine Robbins, moving with her to the town of Woking in Surrey. Here he spent his mornings walking or cycling in the surrounding countryside, and his afternoons writing. The original idea for "The War of the Worlds" came from his brother during one of these walks, pondering on what it might be like if alien beings were suddenly to descend on