Spiders: Chastity belts stop cuckoos in the nest
...8, pages 174-181, 2007). When a male wasp spider discovers a potential partner, he attracts her by shaking her web. The female thereupon supports herself on her long legs on the web so that the male, who is much smaller, can then creep under her body. The rest works hydraulically: the tip of a transformed le...Scientists use gene therapy to improve memory and learning in animals
...swims around looking for an exit, until it finally discovers the platform and climbs out of the water. "When the animals first go in, they're pretty clueless," Nicholas said. "It usually takes them about a minute to locate the platform, but over time, they get very efficient at finding it. Once they learn wh...IVF identity fraud: A phenomenon that puts patients, children, and clinics at risk
...ween the IVF provider and the deceived partner who discovers the different genetic origins of the child. "As it is now clear that genetics play a large part in providing the blueprint for adulthood, it could also be potentially medically harmful for a person to have incorrect information about his genetic m......t living relative of the first life on Earth as he discovers a strain of bacteria he names Thermatoga. Tues., February 7, "Harvesting the Puzzle" -- A new understanding of life on Earth has forced us to redraw the tree of life. Drs. Carl Woese and Norman Pace describe the process and challenges of categorizi...Waggle dance controversy resolved by radar records of bee flight paths
...y have never visited before. If a honeybee worker discovers a good feeding site it is believed that she informs her nest mates through a dance that describes the distance and direction of the feeding site. This 'dance language' was first described by Karl von Frisch in the 1960s but his experiments also showe...