Gravity

Top Ten bestselling author Tess Gerritsen expands the scope of her landscape of terror in a thoroughly menacing new thriller. A brilliantly compulsive page-turner from the author of The Surgeon.Dr Emma Watson, a brilliant research physician, has been training for the mission of a lifetime: to study living organisms in space. Jack McCallum, Emma’s estranged husband, has shared her dream of space travel, but a medical condition has grounded him. Now he must watch from the sidelines…The mission aboard the space station turns into a nightmare when a culture of single-celled organisms begins to regenerate out of control – and infects the crew with agonising and deadly results.…